Home / 54,872.58-75,724.09-29,722.18

Finding the Fourth Proportional to 54,872.58, 75,724.09 and 29,722.18

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Solution

The fourth proportional to 54,872.58, 75,724.09 and 29,722.18 is: 41,016.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,872.58 : 75,724.09 = 29,722.18 : x
  2. Step 2: Convert to fraction form
    54,872.58/75,724.09 = 29,722.18/x
  3. Step 3: Cross multiply
    54,872.58x = 75,724.09 × 29,722.18
  4. Step 4: Simplify right side
    54,872.58x = 2,250,685,033.32
  5. Step 5: Solve for x
    x = 2,250,685,033.32/54,872.58
  6. Step 6: Final answer
    x = 41,016.57

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1.5x scale

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.