Home / 106,269.06-146,650.20-58,521.39

Finding the Fourth Proportional to 106,269.06, 146,650.20 and 58,521.39

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Solution

The fourth proportional to 106,269.06, 146,650.20 and 58,521.39 is: 80,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,269.06 : 146,650.20 = 58,521.39 : x
  2. Step 2: Convert to fraction form
    106,269.06/146,650.20 = 58,521.39/x
  3. Step 3: Cross multiply
    106,269.06x = 146,650.20 × 58,521.39
  4. Step 4: Simplify right side
    106,269.06x = 8,582,172,778.38
  5. Step 5: Solve for x
    x = 8,582,172,778.38/106,269.06
  6. Step 6: Final answer
    x = 80,758.90

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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.