Home / 39,280.56-54,214.20-25,132.92

Finding the Fourth Proportional to 39,280.56, 54,214.20 and 25,132.92

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Solution

The fourth proportional to 39,280.56, 54,214.20 and 25,132.92 is: 34,687.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,280.56 : 54,214.20 = 25,132.92 : x
  2. Step 2: Convert to fraction form
    39,280.56/54,214.20 = 25,132.92/x
  3. Step 3: Cross multiply
    39,280.56x = 54,214.20 × 25,132.92
  4. Step 4: Simplify right side
    39,280.56x = 1,362,561,151.46
  5. Step 5: Solve for x
    x = 1,362,561,151.46/39,280.56
  6. Step 6: Final answer
    x = 34,687.93

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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.