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Finding the Fourth Proportional to 130,387.73, 195,707.72 and 62,967.02

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Solution

The fourth proportional to 130,387.73, 195,707.72 and 62,967.02 is: 94,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,387.73 : 195,707.72 = 62,967.02 : x
  2. Step 2: Convert to fraction form
    130,387.73/195,707.72 = 62,967.02/x
  3. Step 3: Cross multiply
    130,387.73x = 195,707.72 × 62,967.02
  4. Step 4: Simplify right side
    130,387.73x = 12,323,131,098.27
  5. Step 5: Solve for x
    x = 12,323,131,098.27/130,387.73
  6. Step 6: Final answer
    x = 94,511.44

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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.