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Finding the Fourth Proportional to 74,309.76, 111,473.95 and 24,395.04

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Solution

The fourth proportional to 74,309.76, 111,473.95 and 24,395.04 is: 36,595.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,309.76 : 111,473.95 = 24,395.04 : x
  2. Step 2: Convert to fraction form
    74,309.76/111,473.95 = 24,395.04/x
  3. Step 3: Cross multiply
    74,309.76x = 111,473.95 × 24,395.04
  4. Step 4: Simplify right side
    74,309.76x = 2,719,411,469.21
  5. Step 5: Solve for x
    x = 2,719,411,469.21/74,309.76
  6. Step 6: Final answer
    x = 36,595.62

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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.