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Finding the Fourth Proportional to 240,073.14, 360,101.95 and 71,594.86

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Solution

The fourth proportional to 240,073.14, 360,101.95 and 71,594.86 is: 107,389.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,073.14 : 360,101.95 = 71,594.86 : x
  2. Step 2: Convert to fraction form
    240,073.14/360,101.95 = 71,594.86/x
  3. Step 3: Cross multiply
    240,073.14x = 360,101.95 × 71,594.86
  4. Step 4: Simplify right side
    240,073.14x = 25,781,448,695.98
  5. Step 5: Solve for x
    x = 25,781,448,695.98/240,073.14
  6. Step 6: Final answer
    x = 107,389.98

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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.