Home / 45,534.96-62,870.60-38,000.76

Finding the Fourth Proportional to 45,534.96, 62,870.60 and 38,000.76

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Solution

The fourth proportional to 45,534.96, 62,870.60 and 38,000.76 is: 52,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,534.96 : 62,870.60 = 38,000.76 : x
  2. Step 2: Convert to fraction form
    45,534.96/62,870.60 = 38,000.76/x
  3. Step 3: Cross multiply
    45,534.96x = 62,870.60 × 38,000.76
  4. Step 4: Simplify right side
    45,534.96x = 2,389,130,581.66
  5. Step 5: Solve for x
    x = 2,389,130,581.66/45,534.96
  6. Step 6: Final answer
    x = 52,468.05

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Half scale
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Double scale
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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.