Home / 89,832.33-123,974.28-51,603.84

Finding the Fourth Proportional to 89,832.33, 123,974.28 and 51,603.84

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Solution

The fourth proportional to 89,832.33, 123,974.28 and 51,603.84 is: 71,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,832.33 : 123,974.28 = 51,603.84 : x
  2. Step 2: Convert to fraction form
    89,832.33/123,974.28 = 51,603.84/x
  3. Step 3: Cross multiply
    89,832.33x = 123,974.28 × 51,603.84
  4. Step 4: Simplify right side
    89,832.33x = 6,397,548,909.24
  5. Step 5: Solve for x
    x = 6,397,548,909.24/89,832.33
  6. Step 6: Final answer
    x = 71,216.55

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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.