Home / 75,132.92-103,671.24-44,930.72

Finding the Fourth Proportional to 75,132.92, 103,671.24 and 44,930.72

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Solution

The fourth proportional to 75,132.92, 103,671.24 and 44,930.72 is: 61,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,132.92 : 103,671.24 = 44,930.72 : x
  2. Step 2: Convert to fraction form
    75,132.92/103,671.24 = 44,930.72/x
  3. Step 3: Cross multiply
    75,132.92x = 103,671.24 × 44,930.72
  4. Step 4: Simplify right side
    75,132.92x = 4,658,023,456.49
  5. Step 5: Solve for x
    x = 4,658,023,456.49/75,132.92
  6. Step 6: Final answer
    x = 61,997.10

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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.