Home / 276,865.56-382,074.71-149,541.26

Finding the Fourth Proportional to 276,865.56, 382,074.71 and 149,541.26

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Solution

The fourth proportional to 276,865.56, 382,074.71 and 149,541.26 is: 206,367.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,865.56 : 382,074.71 = 149,541.26 : x
  2. Step 2: Convert to fraction form
    276,865.56/382,074.71 = 149,541.26/x
  3. Step 3: Cross multiply
    276,865.56x = 382,074.71 × 149,541.26
  4. Step 4: Simplify right side
    276,865.56x = 57,135,930,889.45
  5. Step 5: Solve for x
    x = 57,135,930,889.45/276,865.56
  6. Step 6: Final answer
    x = 206,367.06

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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.