Home / 89,593.20-123,644.40-59,325.84

Finding the Fourth Proportional to 89,593.20, 123,644.40 and 59,325.84

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Solution

The fourth proportional to 89,593.20, 123,644.40 and 59,325.84 is: 81,873.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,593.20 : 123,644.40 = 59,325.84 : x
  2. Step 2: Convert to fraction form
    89,593.20/123,644.40 = 59,325.84/x
  3. Step 3: Cross multiply
    89,593.20x = 123,644.40 × 59,325.84
  4. Step 4: Simplify right side
    89,593.20x = 7,335,307,891.30
  5. Step 5: Solve for x
    x = 7,335,307,891.30/89,593.20
  6. Step 6: Final answer
    x = 81,873.49

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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.