Home / 108,462.24-162,545.64-68,948.52

Finding the Fourth Proportional to 108,462.24, 162,545.64 and 68,948.52

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Solution

The fourth proportional to 108,462.24, 162,545.64 and 68,948.52 is: 103,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,462.24 : 162,545.64 = 68,948.52 : x
  2. Step 2: Convert to fraction form
    108,462.24/162,545.64 = 68,948.52/x
  3. Step 3: Cross multiply
    108,462.24x = 162,545.64 × 68,948.52
  4. Step 4: Simplify right side
    108,462.24x = 11,207,281,310.45
  5. Step 5: Solve for x
    x = 11,207,281,310.45/108,462.24
  6. Step 6: Final answer
    x = 103,328.88

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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.