Home / 89,535.78-123,560.94-49,251.24

Finding the Fourth Proportional to 89,535.78, 123,560.94 and 49,251.24

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Solution

The fourth proportional to 89,535.78, 123,560.94 and 49,251.24 is: 67,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,535.78 : 123,560.94 = 49,251.24 : x
  2. Step 2: Convert to fraction form
    89,535.78/123,560.94 = 49,251.24/x
  3. Step 3: Cross multiply
    89,535.78x = 123,560.94 × 49,251.24
  4. Step 4: Simplify right side
    89,535.78x = 6,085,529,695.26
  5. Step 5: Solve for x
    x = 6,085,529,695.26/89,535.78
  6. Step 6: Final answer
    x = 67,967.57

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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.