Home / 83,150.60-124,648.13-30,545.96

Finding the Fourth Proportional to 83,150.60, 124,648.13 and 30,545.96

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Solution

The fourth proportional to 83,150.60, 124,648.13 and 30,545.96 is: 45,790.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,150.60 : 124,648.13 = 30,545.96 : x
  2. Step 2: Convert to fraction form
    83,150.60/124,648.13 = 30,545.96/x
  3. Step 3: Cross multiply
    83,150.60x = 124,648.13 × 30,545.96
  4. Step 4: Simplify right side
    83,150.60x = 3,807,496,246.18
  5. Step 5: Solve for x
    x = 3,807,496,246.18/83,150.60
  6. Step 6: Final answer
    x = 45,790.37

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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.