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Finding the Fourth Proportional to 70,059.62, 96,682.58 and 38,229.18

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Solution

The fourth proportional to 70,059.62, 96,682.58 and 38,229.18 is: 52,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,059.62 : 96,682.58 = 38,229.18 : x
  2. Step 2: Convert to fraction form
    70,059.62/96,682.58 = 38,229.18/x
  3. Step 3: Cross multiply
    70,059.62x = 96,682.58 × 38,229.18
  4. Step 4: Simplify right side
    70,059.62x = 3,696,095,753.68
  5. Step 5: Solve for x
    x = 3,696,095,753.68/70,059.62
  6. Step 6: Final answer
    x = 52,756.43

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Half scale
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Double scale
Find fourth proportional to 70,060.62, 96,683.96 and 38,230.18
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.