Home / 89,408.44-123,337.38-60,729.58

Finding the Fourth Proportional to 89,408.44, 123,337.38 and 60,729.58

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Solution

The fourth proportional to 89,408.44, 123,337.38 and 60,729.58 is: 83,775.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,408.44 : 123,337.38 = 60,729.58 : x
  2. Step 2: Convert to fraction form
    89,408.44/123,337.38 = 60,729.58/x
  3. Step 3: Cross multiply
    89,408.44x = 123,337.38 × 60,729.58
  4. Step 4: Simplify right side
    89,408.44x = 7,490,227,285.70
  5. Step 5: Solve for x
    x = 7,490,227,285.70/89,408.44
  6. Step 6: Final answer
    x = 83,775.39

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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.