Home / 39,320.28-54,280.56-25,181.28

Finding the Fourth Proportional to 39,320.28, 54,280.56 and 25,181.28

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Solution

The fourth proportional to 39,320.28, 54,280.56 and 25,181.28 is: 34,762.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,320.28 : 54,280.56 = 25,181.28 : x
  2. Step 2: Convert to fraction form
    39,320.28/54,280.56 = 25,181.28/x
  3. Step 3: Cross multiply
    39,320.28x = 54,280.56 × 25,181.28
  4. Step 4: Simplify right side
    39,320.28x = 1,366,853,979.92
  5. Step 5: Solve for x
    x = 1,366,853,979.92/39,320.28
  6. Step 6: Final answer
    x = 34,762.06

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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.