Home / 67,816.88-101,730.85-34,065.53

Finding the Fourth Proportional to 67,816.88, 101,730.85 and 34,065.53

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Solution

The fourth proportional to 67,816.88, 101,730.85 and 34,065.53 is: 51,101.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,816.88 : 101,730.85 = 34,065.53 : x
  2. Step 2: Convert to fraction form
    67,816.88/101,730.85 = 34,065.53/x
  3. Step 3: Cross multiply
    67,816.88x = 101,730.85 × 34,065.53
  4. Step 4: Simplify right side
    67,816.88x = 3,465,515,110.27
  5. Step 5: Solve for x
    x = 3,465,515,110.27/67,816.88
  6. Step 6: Final answer
    x = 51,101.07

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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.