Home / 42,327.04-63,117.92-39,372.16

Finding the Fourth Proportional to 42,327.04, 63,117.92 and 39,372.16

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Solution

The fourth proportional to 42,327.04, 63,117.92 and 39,372.16 is: 58,711.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,327.04 : 63,117.92 = 39,372.16 : x
  2. Step 2: Convert to fraction form
    42,327.04/63,117.92 = 39,372.16/x
  3. Step 3: Cross multiply
    42,327.04x = 63,117.92 × 39,372.16
  4. Step 4: Simplify right side
    42,327.04x = 2,485,088,845.11
  5. Step 5: Solve for x
    x = 2,485,088,845.11/42,327.04
  6. Step 6: Final answer
    x = 58,711.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.