Home / 89,537.76-123,559.60-49,251.48

Finding the Fourth Proportional to 89,537.76, 123,559.60 and 49,251.48

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Solution

The fourth proportional to 89,537.76, 123,559.60 and 49,251.48 is: 67,965.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,537.76 : 123,559.60 = 49,251.48 : x
  2. Step 2: Convert to fraction form
    89,537.76/123,559.60 = 49,251.48/x
  3. Step 3: Cross multiply
    89,537.76x = 123,559.60 × 49,251.48
  4. Step 4: Simplify right side
    89,537.76x = 6,085,493,168.21
  5. Step 5: Solve for x
    x = 6,085,493,168.21/89,537.76
  6. Step 6: Final answer
    x = 67,965.66

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1.5x scale

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.