Home / 104,481.12-156,732.62-34,365.90

Finding the Fourth Proportional to 104,481.12, 156,732.62 and 34,365.90

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Solution

The fourth proportional to 104,481.12, 156,732.62 and 34,365.90 is: 51,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,481.12 : 156,732.62 = 34,365.90 : x
  2. Step 2: Convert to fraction form
    104,481.12/156,732.62 = 34,365.90/x
  3. Step 3: Cross multiply
    104,481.12x = 156,732.62 × 34,365.90
  4. Step 4: Simplify right side
    104,481.12x = 5,386,257,545.66
  5. Step 5: Solve for x
    x = 5,386,257,545.66/104,481.12
  6. Step 6: Final answer
    x = 51,552.45

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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.