Home / 106,127.52-146,451.36-58,377.84

Finding the Fourth Proportional to 106,127.52, 146,451.36 and 58,377.84

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Solution

The fourth proportional to 106,127.52, 146,451.36 and 58,377.84 is: 80,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,127.52 : 146,451.36 = 58,377.84 : x
  2. Step 2: Convert to fraction form
    106,127.52/146,451.36 = 58,377.84/x
  3. Step 3: Cross multiply
    106,127.52x = 146,451.36 × 58,377.84
  4. Step 4: Simplify right side
    106,127.52x = 8,549,514,061.86
  5. Step 5: Solve for x
    x = 8,549,514,061.86/106,127.52
  6. Step 6: Final answer
    x = 80,558.88

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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.