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Finding the Fourth Proportional to 74,479.41, 111,726.41 and 24,539.13

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Solution

The fourth proportional to 74,479.41, 111,726.41 and 24,539.13 is: 36,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,479.41 : 111,726.41 = 24,539.13 : x
  2. Step 2: Convert to fraction form
    74,479.41/111,726.41 = 24,539.13/x
  3. Step 3: Cross multiply
    74,479.41x = 111,726.41 × 24,539.13
  4. Step 4: Simplify right side
    74,479.41x = 2,741,668,776.73
  5. Step 5: Solve for x
    x = 2,741,668,776.73/74,479.41
  6. Step 6: Final answer
    x = 36,811.10

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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.