Home / 106,680.35-147,216.76-58,933.25

Finding the Fourth Proportional to 106,680.35, 147,216.76 and 58,933.25

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Solution

The fourth proportional to 106,680.35, 147,216.76 and 58,933.25 is: 81,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,680.35 : 147,216.76 = 58,933.25 : x
  2. Step 2: Convert to fraction form
    106,680.35/147,216.76 = 58,933.25/x
  3. Step 3: Cross multiply
    106,680.35x = 147,216.76 × 58,933.25
  4. Step 4: Simplify right side
    106,680.35x = 8,675,962,121.27
  5. Step 5: Solve for x
    x = 8,675,962,121.27/106,680.35
  6. Step 6: Final answer
    x = 81,326.71

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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.