Home / 69,974.17-96,560.71-39,755.30

Finding the Fourth Proportional to 69,974.17, 96,560.71 and 39,755.30

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Solution

The fourth proportional to 69,974.17, 96,560.71 and 39,755.30 is: 54,860.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,974.17 : 96,560.71 = 39,755.30 : x
  2. Step 2: Convert to fraction form
    69,974.17/96,560.71 = 39,755.30/x
  3. Step 3: Cross multiply
    69,974.17x = 96,560.71 × 39,755.30
  4. Step 4: Simplify right side
    69,974.17x = 3,838,799,994.26
  5. Step 5: Solve for x
    x = 3,838,799,994.26/69,974.17
  6. Step 6: Final answer
    x = 54,860.24

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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.