Home / 39,135.01-54,011.19-25,717.36

Finding the Fourth Proportional to 39,135.01, 54,011.19 and 25,717.36

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Solution

The fourth proportional to 39,135.01, 54,011.19 and 25,717.36 is: 35,493.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,135.01 : 54,011.19 = 25,717.36 : x
  2. Step 2: Convert to fraction form
    39,135.01/54,011.19 = 25,717.36/x
  3. Step 3: Cross multiply
    39,135.01x = 54,011.19 × 25,717.36
  4. Step 4: Simplify right side
    39,135.01x = 1,389,025,217.26
  5. Step 5: Solve for x
    x = 1,389,025,217.26/39,135.01
  6. Step 6: Final answer
    x = 35,493.16

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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.