Home / 106,545.22-147,035.93-58,149.79

Finding the Fourth Proportional to 106,545.22, 147,035.93 and 58,149.79

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Solution

The fourth proportional to 106,545.22, 147,035.93 and 58,149.79 is: 80,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,545.22 : 147,035.93 = 58,149.79 : x
  2. Step 2: Convert to fraction form
    106,545.22/147,035.93 = 58,149.79/x
  3. Step 3: Cross multiply
    106,545.22x = 147,035.93 × 58,149.79
  4. Step 4: Simplify right side
    106,545.22x = 8,550,108,451.95
  5. Step 5: Solve for x
    x = 8,550,108,451.95/106,545.22
  6. Step 6: Final answer
    x = 80,248.63

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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.