Home / 276,135.06-413,538.29-157,446.57

Finding the Fourth Proportional to 276,135.06, 413,538.29 and 157,446.57

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Solution

The fourth proportional to 276,135.06, 413,538.29 and 157,446.57 is: 235,791.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,135.06 : 413,538.29 = 157,446.57 : x
  2. Step 2: Convert to fraction form
    276,135.06/413,538.29 = 157,446.57/x
  3. Step 3: Cross multiply
    276,135.06x = 413,538.29 × 157,446.57
  4. Step 4: Simplify right side
    276,135.06x = 65,110,185,324.17
  5. Step 5: Solve for x
    x = 65,110,185,324.17/276,135.06
  6. Step 6: Final answer
    x = 235,791.08

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1.5x scale

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.