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Finding the Fourth Proportional to 153,841.60, 230,778.60 and 63,874.09

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Solution

The fourth proportional to 153,841.60, 230,778.60 and 63,874.09 is: 95,817.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,841.60 : 230,778.60 = 63,874.09 : x
  2. Step 2: Convert to fraction form
    153,841.60/230,778.60 = 63,874.09/x
  3. Step 3: Cross multiply
    153,841.60x = 230,778.60 × 63,874.09
  4. Step 4: Simplify right side
    153,841.60x = 14,740,773,066.47
  5. Step 5: Solve for x
    x = 14,740,773,066.47/153,841.60
  6. Step 6: Final answer
    x = 95,817.86

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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.