Home / 89,286.16-123,211.02-49,000.60

Finding the Fourth Proportional to 89,286.16, 123,211.02 and 49,000.60

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Solution

The fourth proportional to 89,286.16, 123,211.02 and 49,000.60 is: 67,618.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,286.16 : 123,211.02 = 49,000.60 : x
  2. Step 2: Convert to fraction form
    89,286.16/123,211.02 = 49,000.60/x
  3. Step 3: Cross multiply
    89,286.16x = 123,211.02 × 49,000.60
  4. Step 4: Simplify right side
    89,286.16x = 6,037,413,290.56
  5. Step 5: Solve for x
    x = 6,037,413,290.56/89,286.16
  6. Step 6: Final answer
    x = 67,618.70

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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.