Home / 49,877.14-68,830.42-31,972.14

Finding the Fourth Proportional to 49,877.14, 68,830.42 and 31,972.14

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Solution

The fourth proportional to 49,877.14, 68,830.42 and 31,972.14 is: 44,121.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,877.14 : 68,830.42 = 31,972.14 : x
  2. Step 2: Convert to fraction form
    49,877.14/68,830.42 = 31,972.14/x
  3. Step 3: Cross multiply
    49,877.14x = 68,830.42 × 31,972.14
  4. Step 4: Simplify right side
    49,877.14x = 2,200,655,824.50
  5. Step 5: Solve for x
    x = 2,200,655,824.50/49,877.14
  6. Step 6: Final answer
    x = 44,121.53

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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.