Home / 89,816.74-123,944.24-49,532.20

Finding the Fourth Proportional to 89,816.74, 123,944.24 and 49,532.20

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Solution

The fourth proportional to 89,816.74, 123,944.24 and 49,532.20 is: 68,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,816.74 : 123,944.24 = 49,532.20 : x
  2. Step 2: Convert to fraction form
    89,816.74/123,944.24 = 49,532.20/x
  3. Step 3: Cross multiply
    89,816.74x = 123,944.24 × 49,532.20
  4. Step 4: Simplify right side
    89,816.74x = 6,139,230,884.53
  5. Step 5: Solve for x
    x = 6,139,230,884.53/89,816.74
  6. Step 6: Final answer
    x = 68,352.86

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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.