Home / 89,174.52-133,761.78-22,619.66

Finding the Fourth Proportional to 89,174.52, 133,761.78 and 22,619.66

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Solution

The fourth proportional to 89,174.52, 133,761.78 and 22,619.66 is: 33,929.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,174.52 : 133,761.78 = 22,619.66 : x
  2. Step 2: Convert to fraction form
    89,174.52/133,761.78 = 22,619.66/x
  3. Step 3: Cross multiply
    89,174.52x = 133,761.78 × 22,619.66
  4. Step 4: Simplify right side
    89,174.52x = 3,025,645,315.79
  5. Step 5: Solve for x
    x = 3,025,645,315.79/89,174.52
  6. Step 6: Final answer
    x = 33,929.48

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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.