Home / 150,748.76-208,032.37-82,766.95

Finding the Fourth Proportional to 150,748.76, 208,032.37 and 82,766.95

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Solution

The fourth proportional to 150,748.76, 208,032.37 and 82,766.95 is: 114,217.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,748.76 : 208,032.37 = 82,766.95 : x
  2. Step 2: Convert to fraction form
    150,748.76/208,032.37 = 82,766.95/x
  3. Step 3: Cross multiply
    150,748.76x = 208,032.37 × 82,766.95
  4. Step 4: Simplify right side
    150,748.76x = 17,218,204,039.17
  5. Step 5: Solve for x
    x = 17,218,204,039.17/150,748.76
  6. Step 6: Final answer
    x = 114,217.88

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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.