Home / 99,246.78-136,906.62-60,992.52

Finding the Fourth Proportional to 99,246.78, 136,906.62 and 60,992.52

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Solution

The fourth proportional to 99,246.78, 136,906.62 and 60,992.52 is: 84,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,246.78 : 136,906.62 = 60,992.52 : x
  2. Step 2: Convert to fraction form
    99,246.78/136,906.62 = 60,992.52/x
  3. Step 3: Cross multiply
    99,246.78x = 136,906.62 × 60,992.52
  4. Step 4: Simplify right side
    99,246.78x = 8,350,279,758.48
  5. Step 5: Solve for x
    x = 8,350,279,758.48/99,246.78
  6. Step 6: Final answer
    x = 84,136.53

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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.