Home / 89,537.15-123,558.66-49,250.90

Finding the Fourth Proportional to 89,537.15, 123,558.66 and 49,250.90

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Solution

The fourth proportional to 89,537.15, 123,558.66 and 49,250.90 is: 67,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,537.15 : 123,558.66 = 49,250.90 : x
  2. Step 2: Convert to fraction form
    89,537.15/123,558.66 = 49,250.90/x
  3. Step 3: Cross multiply
    89,537.15x = 123,558.66 × 49,250.90
  4. Step 4: Simplify right side
    89,537.15x = 6,085,374,590.00
  5. Step 5: Solve for x
    x = 6,085,374,590.00/89,537.15
  6. Step 6: Final answer
    x = 67,964.80

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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.