Home / 89,534.32-123,553.98-49,247.68

Finding the Fourth Proportional to 89,534.32, 123,553.98 and 49,247.68

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Solution

The fourth proportional to 89,534.32, 123,553.98 and 49,247.68 is: 67,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,534.32 : 123,553.98 = 49,247.68 : x
  2. Step 2: Convert to fraction form
    89,534.32/123,553.98 = 49,247.68/x
  3. Step 3: Cross multiply
    89,534.32x = 123,553.98 × 49,247.68
  4. Step 4: Simplify right side
    89,534.32x = 6,084,746,869.77
  5. Step 5: Solve for x
    x = 6,084,746,869.77/89,534.32
  6. Step 6: Final answer
    x = 67,959.94

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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.