Home / 73,517.10-109,984.05-63,764.70

Finding the Fourth Proportional to 73,517.10, 109,984.05 and 63,764.70

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Solution

The fourth proportional to 73,517.10, 109,984.05 and 63,764.70 is: 95,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,517.10 : 109,984.05 = 63,764.70 : x
  2. Step 2: Convert to fraction form
    73,517.10/109,984.05 = 63,764.70/x
  3. Step 3: Cross multiply
    73,517.10x = 109,984.05 × 63,764.70
  4. Step 4: Simplify right side
    73,517.10x = 7,013,099,953.04
  5. Step 5: Solve for x
    x = 7,013,099,953.04/73,517.10
  6. Step 6: Final answer
    x = 95,394.13

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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.