Home / 70,210.04-96,889.50-38,380.76

Finding the Fourth Proportional to 70,210.04, 96,889.50 and 38,380.76

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Solution

The fourth proportional to 70,210.04, 96,889.50 and 38,380.76 is: 52,965.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,210.04 : 96,889.50 = 38,380.76 : x
  2. Step 2: Convert to fraction form
    70,210.04/96,889.50 = 38,380.76/x
  3. Step 3: Cross multiply
    70,210.04x = 96,889.50 × 38,380.76
  4. Step 4: Simplify right side
    70,210.04x = 3,718,692,646.02
  5. Step 5: Solve for x
    x = 3,718,692,646.02/70,210.04
  6. Step 6: Final answer
    x = 52,965.25

Related Problems

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Half scale
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Double scale
Find fourth proportional to 70,211.04, 96,890.88 and 38,381.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.