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Finding the Fourth Proportional to 49,695.77, 74,489.45 and 24,412.68

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Solution

The fourth proportional to 49,695.77, 74,489.45 and 24,412.68 is: 36,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,695.77 : 74,489.45 = 24,412.68 : x
  2. Step 2: Convert to fraction form
    49,695.77/74,489.45 = 24,412.68/x
  3. Step 3: Cross multiply
    49,695.77x = 74,489.45 × 24,412.68
  4. Step 4: Simplify right side
    49,695.77x = 1,818,486,984.16
  5. Step 5: Solve for x
    x = 1,818,486,984.16/49,695.77
  6. Step 6: Final answer
    x = 36,592.39

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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.