Home / 39,724.29-54,824.04-25,384.86

Finding the Fourth Proportional to 39,724.29, 54,824.04 and 25,384.86

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Solution

The fourth proportional to 39,724.29, 54,824.04 and 25,384.86 is: 35,034.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.29 : 54,824.04 = 25,384.86 : x
  2. Step 2: Convert to fraction form
    39,724.29/54,824.04 = 25,384.86/x
  3. Step 3: Cross multiply
    39,724.29x = 54,824.04 × 25,384.86
  4. Step 4: Simplify right side
    39,724.29x = 1,391,700,580.03
  5. Step 5: Solve for x
    x = 1,391,700,580.03/39,724.29
  6. Step 6: Final answer
    x = 35,034.00

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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.