Home / 39,291.56-54,229.38-25,143.92

Finding the Fourth Proportional to 39,291.56, 54,229.38 and 25,143.92

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Solution

The fourth proportional to 39,291.56, 54,229.38 and 25,143.92 is: 34,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,291.56 : 54,229.38 = 25,143.92 : x
  2. Step 2: Convert to fraction form
    39,291.56/54,229.38 = 25,143.92/x
  3. Step 3: Cross multiply
    39,291.56x = 54,229.38 × 25,143.92
  4. Step 4: Simplify right side
    39,291.56x = 1,363,539,192.37
  5. Step 5: Solve for x
    x = 1,363,539,192.37/39,291.56
  6. Step 6: Final answer
    x = 34,703.11

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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.