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Finding the Fourth Proportional to 188,000.68, 282,002.46 and 63,339.88

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Solution

The fourth proportional to 188,000.68, 282,002.46 and 63,339.88 is: 95,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,000.68 : 282,002.46 = 63,339.88 : x
  2. Step 2: Convert to fraction form
    188,000.68/282,002.46 = 63,339.88/x
  3. Step 3: Cross multiply
    188,000.68x = 282,002.46 × 63,339.88
  4. Step 4: Simplify right side
    188,000.68x = 17,862,001,976.10
  5. Step 5: Solve for x
    x = 17,862,001,976.10/188,000.68
  6. Step 6: Final answer
    x = 95,010.31

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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.