Home / 89,175.33-123,059.28-48,887.71

Finding the Fourth Proportional to 89,175.33, 123,059.28 and 48,887.71

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Solution

The fourth proportional to 89,175.33, 123,059.28 and 48,887.71 is: 67,463.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,175.33 : 123,059.28 = 48,887.71 : x
  2. Step 2: Convert to fraction form
    89,175.33/123,059.28 = 48,887.71/x
  3. Step 3: Cross multiply
    89,175.33x = 123,059.28 × 48,887.71
  4. Step 4: Simplify right side
    89,175.33x = 6,016,086,393.45
  5. Step 5: Solve for x
    x = 6,016,086,393.45/89,175.33
  6. Step 6: Final answer
    x = 67,463.57

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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.