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Finding the Fourth Proportional to 57,798.92, 86,697.97 and 29,726.80

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Solution

The fourth proportional to 57,798.92, 86,697.97 and 29,726.80 is: 44,589.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,798.92 : 86,697.97 = 29,726.80 : x
  2. Step 2: Convert to fraction form
    57,798.92/86,697.97 = 29,726.80/x
  3. Step 3: Cross multiply
    57,798.92x = 86,697.97 × 29,726.80
  4. Step 4: Simplify right side
    57,798.92x = 2,577,253,180.54
  5. Step 5: Solve for x
    x = 2,577,253,180.54/57,798.92
  6. Step 6: Final answer
    x = 44,589.99

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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.