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Finding the Fourth Proportional to 57,542.52, 86,279.22 and 22,498.68

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Solution

The fourth proportional to 57,542.52, 86,279.22 and 22,498.68 is: 33,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,542.52 : 86,279.22 = 22,498.68 : x
  2. Step 2: Convert to fraction form
    57,542.52/86,279.22 = 22,498.68/x
  3. Step 3: Cross multiply
    57,542.52x = 86,279.22 × 22,498.68
  4. Step 4: Simplify right side
    57,542.52x = 1,941,168,561.43
  5. Step 5: Solve for x
    x = 1,941,168,561.43/57,542.52
  6. Step 6: Final answer
    x = 33,734.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.