Home / 75,560.25-103,610.04-73,591.95

Finding the Fourth Proportional to 75,560.25, 103,610.04 and 73,591.95

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Solution

The fourth proportional to 75,560.25, 103,610.04 and 73,591.95 is: 100,911.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,560.25 : 103,610.04 = 73,591.95 : x
  2. Step 2: Convert to fraction form
    75,560.25/103,610.04 = 73,591.95/x
  3. Step 3: Cross multiply
    75,560.25x = 103,610.04 × 73,591.95
  4. Step 4: Simplify right side
    75,560.25x = 7,624,864,883.18
  5. Step 5: Solve for x
    x = 7,624,864,883.18/75,560.25
  6. Step 6: Final answer
    x = 100,911.06

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.