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Finding the Fourth Proportional to 175,105.55, 241,646.63 and 99,654.05

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Solution

The fourth proportional to 175,105.55, 241,646.63 and 99,654.05 is: 137,523.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,105.55 : 241,646.63 = 99,654.05 : x
  2. Step 2: Convert to fraction form
    175,105.55/241,646.63 = 99,654.05/x
  3. Step 3: Cross multiply
    175,105.55x = 241,646.63 × 99,654.05
  4. Step 4: Simplify right side
    175,105.55x = 24,081,063,641.85
  5. Step 5: Solve for x
    x = 24,081,063,641.85/175,105.55
  6. Step 6: Final answer
    x = 137,523.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.