Home / 89,476.44-123,477.53-49,189.88

Finding the Fourth Proportional to 89,476.44, 123,477.53 and 49,189.88

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Solution

The fourth proportional to 89,476.44, 123,477.53 and 49,189.88 is: 67,882.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,476.44 : 123,477.53 = 49,189.88 : x
  2. Step 2: Convert to fraction form
    89,476.44/123,477.53 = 49,189.88/x
  3. Step 3: Cross multiply
    89,476.44x = 123,477.53 × 49,189.88
  4. Step 4: Simplify right side
    89,476.44x = 6,073,844,020.06
  5. Step 5: Solve for x
    x = 6,073,844,020.06/89,476.44
  6. Step 6: Final answer
    x = 67,882.05

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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.