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Finding the Fourth Proportional to 57,417.92, 86,151.36 and 22,382.24

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Solution

The fourth proportional to 57,417.92, 86,151.36 and 22,382.24 is: 33,582.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,417.92 : 86,151.36 = 22,382.24 : x
  2. Step 2: Convert to fraction form
    57,417.92/86,151.36 = 22,382.24/x
  3. Step 3: Cross multiply
    57,417.92x = 86,151.36 × 22,382.24
  4. Step 4: Simplify right side
    57,417.92x = 1,928,260,415.85
  5. Step 5: Solve for x
    x = 1,928,260,415.85/57,417.92
  6. Step 6: Final answer
    x = 33,582.90

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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.