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Finding the Fourth Proportional to 124,715.52, 187,100.91 and 35,962.11

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Solution

The fourth proportional to 124,715.52, 187,100.91 and 35,962.11 is: 53,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,715.52 : 187,100.91 = 35,962.11 : x
  2. Step 2: Convert to fraction form
    124,715.52/187,100.91 = 35,962.11/x
  3. Step 3: Cross multiply
    124,715.52x = 187,100.91 × 35,962.11
  4. Step 4: Simplify right side
    124,715.52x = 6,728,543,506.52
  5. Step 5: Solve for x
    x = 6,728,543,506.52/124,715.52
  6. Step 6: Final answer
    x = 53,951.13

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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.