Home / 89,537.74-123,562.11-49,251.58

Finding the Fourth Proportional to 89,537.74, 123,562.11 and 49,251.58

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Solution

The fourth proportional to 89,537.74, 123,562.11 and 49,251.58 is: 67,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,537.74 : 123,562.11 = 49,251.58 : x
  2. Step 2: Convert to fraction form
    89,537.74/123,562.11 = 49,251.58/x
  3. Step 3: Cross multiply
    89,537.74x = 123,562.11 × 49,251.58
  4. Step 4: Simplify right side
    89,537.74x = 6,085,629,145.63
  5. Step 5: Solve for x
    x = 6,085,629,145.63/89,537.74
  6. Step 6: Final answer
    x = 67,967.20

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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.