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Finding the Fourth Proportional to 123,102.88, 184,654.35 and 95,063.92

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Solution

The fourth proportional to 123,102.88, 184,654.35 and 95,063.92 is: 142,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,102.88 : 184,654.35 = 95,063.92 : x
  2. Step 2: Convert to fraction form
    123,102.88/184,654.35 = 95,063.92/x
  3. Step 3: Cross multiply
    123,102.88x = 184,654.35 × 95,063.92
  4. Step 4: Simplify right side
    123,102.88x = 17,553,966,356.05
  5. Step 5: Solve for x
    x = 17,553,966,356.05/123,102.88
  6. Step 6: Final answer
    x = 142,595.90

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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.