Home / 49,761.88-68,640.54-29,605.12

Finding the Fourth Proportional to 49,761.88, 68,640.54 and 29,605.12

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Solution

The fourth proportional to 49,761.88, 68,640.54 and 29,605.12 is: 40,836.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,761.88 : 68,640.54 = 29,605.12 : x
  2. Step 2: Convert to fraction form
    49,761.88/68,640.54 = 29,605.12/x
  3. Step 3: Cross multiply
    49,761.88x = 68,640.54 × 29,605.12
  4. Step 4: Simplify right side
    49,761.88x = 2,032,111,423.56
  5. Step 5: Solve for x
    x = 2,032,111,423.56/49,761.88
  6. Step 6: Final answer
    x = 40,836.71

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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.