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Finding the Fourth Proportional to 168,294.96, 232,179.25 and 107,854.50

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Solution

The fourth proportional to 168,294.96, 232,179.25 and 107,854.50 is: 148,795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,294.96 : 232,179.25 = 107,854.50 : x
  2. Step 2: Convert to fraction form
    168,294.96/232,179.25 = 107,854.50/x
  3. Step 3: Cross multiply
    168,294.96x = 232,179.25 × 107,854.50
  4. Step 4: Simplify right side
    168,294.96x = 25,041,576,919.13
  5. Step 5: Solve for x
    x = 25,041,576,919.13/168,294.96
  6. Step 6: Final answer
    x = 148,795.76

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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.