Home / 54,382.32-81,574.43-14,939.24

Finding the Fourth Proportional to 54,382.32, 81,574.43 and 14,939.24

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Solution

The fourth proportional to 54,382.32, 81,574.43 and 14,939.24 is: 22,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,382.32 : 81,574.43 = 14,939.24 : x
  2. Step 2: Convert to fraction form
    54,382.32/81,574.43 = 14,939.24/x
  3. Step 3: Cross multiply
    54,382.32x = 81,574.43 × 14,939.24
  4. Step 4: Simplify right side
    54,382.32x = 1,218,659,505.06
  5. Step 5: Solve for x
    x = 1,218,659,505.06/54,382.32
  6. Step 6: Final answer
    x = 22,409.11

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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.