Home / 121,375.95-182,085.79-37,134.53

Finding the Fourth Proportional to 121,375.95, 182,085.79 and 37,134.53

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Solution

The fourth proportional to 121,375.95, 182,085.79 and 37,134.53 is: 55,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,375.95 : 182,085.79 = 37,134.53 : x
  2. Step 2: Convert to fraction form
    121,375.95/182,085.79 = 37,134.53/x
  3. Step 3: Cross multiply
    121,375.95x = 182,085.79 × 37,134.53
  4. Step 4: Simplify right side
    121,375.95x = 6,761,669,320.90
  5. Step 5: Solve for x
    x = 6,761,669,320.90/121,375.95
  6. Step 6: Final answer
    x = 55,708.48

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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.