Home / 89,282.53-123,211.41-49,000.03

Finding the Fourth Proportional to 89,282.53, 123,211.41 and 49,000.03

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Solution

The fourth proportional to 89,282.53, 123,211.41 and 49,000.03 is: 67,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,282.53 : 123,211.41 = 49,000.03 : x
  2. Step 2: Convert to fraction form
    89,282.53/123,211.41 = 49,000.03/x
  3. Step 3: Cross multiply
    89,282.53x = 123,211.41 × 49,000.03
  4. Step 4: Simplify right side
    89,282.53x = 6,037,363,094.37
  5. Step 5: Solve for x
    x = 6,037,363,094.37/89,282.53
  6. Step 6: Final answer
    x = 67,620.88

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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.