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Finding the Fourth Proportional to 71,587.09, 107,400.09 and 24,843.61

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Solution

The fourth proportional to 71,587.09, 107,400.09 and 24,843.61 is: 37,272.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,587.09 : 107,400.09 = 24,843.61 : x
  2. Step 2: Convert to fraction form
    71,587.09/107,400.09 = 24,843.61/x
  3. Step 3: Cross multiply
    71,587.09x = 107,400.09 × 24,843.61
  4. Step 4: Simplify right side
    71,587.09x = 2,668,205,949.92
  5. Step 5: Solve for x
    x = 2,668,205,949.92/71,587.09
  6. Step 6: Final answer
    x = 37,272.17

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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.