Home / 276,887.06-382,104.38-149,562.76

Finding the Fourth Proportional to 276,887.06, 382,104.38 and 149,562.76

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Solution

The fourth proportional to 276,887.06, 382,104.38 and 149,562.76 is: 206,396.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,887.06 : 382,104.38 = 149,562.76 : x
  2. Step 2: Convert to fraction form
    276,887.06/382,104.38 = 149,562.76/x
  3. Step 3: Cross multiply
    276,887.06x = 382,104.38 × 149,562.76
  4. Step 4: Simplify right side
    276,887.06x = 57,148,585,680.89
  5. Step 5: Solve for x
    x = 57,148,585,680.89/276,887.06
  6. Step 6: Final answer
    x = 206,396.74

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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.