Home / 89,502.24-123,503.52-51,769.44

Finding the Fourth Proportional to 89,502.24, 123,503.52 and 51,769.44

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Solution

The fourth proportional to 89,502.24, 123,503.52 and 51,769.44 is: 71,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,502.24 : 123,503.52 = 51,769.44 : x
  2. Step 2: Convert to fraction form
    89,502.24/123,503.52 = 51,769.44/x
  3. Step 3: Cross multiply
    89,502.24x = 123,503.52 × 51,769.44
  4. Step 4: Simplify right side
    89,502.24x = 6,393,708,068.43
  5. Step 5: Solve for x
    x = 6,393,708,068.43/89,502.24
  6. Step 6: Final answer
    x = 71,436.29

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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.