Home / 54,162.24-81,247.46-14,718.78

Finding the Fourth Proportional to 54,162.24, 81,247.46 and 14,718.78

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Solution

The fourth proportional to 54,162.24, 81,247.46 and 14,718.78 is: 22,079.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,162.24 : 81,247.46 = 14,718.78 : x
  2. Step 2: Convert to fraction form
    54,162.24/81,247.46 = 14,718.78/x
  3. Step 3: Cross multiply
    54,162.24x = 81,247.46 × 14,718.78
  4. Step 4: Simplify right side
    54,162.24x = 1,195,863,415.70
  5. Step 5: Solve for x
    x = 1,195,863,415.70/54,162.24
  6. Step 6: Final answer
    x = 22,079.28

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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.