Home / 89,212.53-123,107.15-48,925.41

Finding the Fourth Proportional to 89,212.53, 123,107.15 and 48,925.41

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Solution

The fourth proportional to 89,212.53, 123,107.15 and 48,925.41 is: 67,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,212.53 : 123,107.15 = 48,925.41 : x
  2. Step 2: Convert to fraction form
    89,212.53/123,107.15 = 48,925.41/x
  3. Step 3: Cross multiply
    89,212.53x = 123,107.15 × 48,925.41
  4. Step 4: Simplify right side
    89,212.53x = 6,023,067,787.68
  5. Step 5: Solve for x
    x = 6,023,067,787.68/89,212.53
  6. Step 6: Final answer
    x = 67,513.70

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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.