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Finding the Fourth Proportional to 79,373.57, 119,044.49 and 37,242.81

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Solution

The fourth proportional to 79,373.57, 119,044.49 and 37,242.81 is: 55,856.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,373.57 : 119,044.49 = 37,242.81 : x
  2. Step 2: Convert to fraction form
    79,373.57/119,044.49 = 37,242.81/x
  3. Step 3: Cross multiply
    79,373.57x = 119,044.49 × 37,242.81
  4. Step 4: Simplify right side
    79,373.57x = 4,433,551,136.40
  5. Step 5: Solve for x
    x = 4,433,551,136.40/79,373.57
  6. Step 6: Final answer
    x = 55,856.77

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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.