Home / 162,392.57-224,092.62-89,791.23

Finding the Fourth Proportional to 162,392.57, 224,092.62 and 89,791.23

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Solution

The fourth proportional to 162,392.57, 224,092.62 and 89,791.23 is: 123,906.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,392.57 : 224,092.62 = 89,791.23 : x
  2. Step 2: Convert to fraction form
    162,392.57/224,092.62 = 89,791.23/x
  3. Step 3: Cross multiply
    162,392.57x = 224,092.62 × 89,791.23
  4. Step 4: Simplify right side
    162,392.57x = 20,121,551,983.72
  5. Step 5: Solve for x
    x = 20,121,551,983.72/162,392.57
  6. Step 6: Final answer
    x = 123,906.85

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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.