Home / 89,531.07-123,552.99-49,244.91

Finding the Fourth Proportional to 89,531.07, 123,552.99 and 49,244.91

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Solution

The fourth proportional to 89,531.07, 123,552.99 and 49,244.91 is: 67,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,531.07 : 123,552.99 = 49,244.91 : x
  2. Step 2: Convert to fraction form
    89,531.07/123,552.99 = 49,244.91/x
  3. Step 3: Cross multiply
    89,531.07x = 123,552.99 × 49,244.91
  4. Step 4: Simplify right side
    89,531.07x = 6,084,355,872.78
  5. Step 5: Solve for x
    x = 6,084,355,872.78/89,531.07
  6. Step 6: Final answer
    x = 67,958.04

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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.