Home / 154,227.24-231,340.86-54,334.80

Finding the Fourth Proportional to 154,227.24, 231,340.86 and 54,334.80

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Solution

The fourth proportional to 154,227.24, 231,340.86 and 54,334.80 is: 81,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,227.24 : 231,340.86 = 54,334.80 : x
  2. Step 2: Convert to fraction form
    154,227.24/231,340.86 = 54,334.80/x
  3. Step 3: Cross multiply
    154,227.24x = 231,340.86 × 54,334.80
  4. Step 4: Simplify right side
    154,227.24x = 12,569,859,359.93
  5. Step 5: Solve for x
    x = 12,569,859,359.93/154,227.24
  6. Step 6: Final answer
    x = 81,502.20

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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.