Home / 101,217.18-139,716.99-60,932.82

Finding the Fourth Proportional to 101,217.18, 139,716.99 and 60,932.82

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Solution

The fourth proportional to 101,217.18, 139,716.99 and 60,932.82 is: 84,109.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,217.18 : 139,716.99 = 60,932.82 : x
  2. Step 2: Convert to fraction form
    101,217.18/139,716.99 = 60,932.82/x
  3. Step 3: Cross multiply
    101,217.18x = 139,716.99 × 60,932.82
  4. Step 4: Simplify right side
    101,217.18x = 8,513,350,202.61
  5. Step 5: Solve for x
    x = 8,513,350,202.61/101,217.18
  6. Step 6: Final answer
    x = 84,109.74

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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.