Home / 115,961.10-173,957.85-49,400.70

Finding the Fourth Proportional to 115,961.10, 173,957.85 and 49,400.70

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Solution

The fourth proportional to 115,961.10, 173,957.85 and 49,400.70 is: 74,107.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,961.10 : 173,957.85 = 49,400.70 : x
  2. Step 2: Convert to fraction form
    115,961.10/173,957.85 = 49,400.70/x
  3. Step 3: Cross multiply
    115,961.10x = 173,957.85 × 49,400.70
  4. Step 4: Simplify right side
    115,961.10x = 8,593,639,560.50
  5. Step 5: Solve for x
    x = 8,593,639,560.50/115,961.10
  6. Step 6: Final answer
    x = 74,107.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.