Home / 54,724.01-75,512.72-30,849.26

Finding the Fourth Proportional to 54,724.01, 75,512.72 and 30,849.26

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Solution

The fourth proportional to 54,724.01, 75,512.72 and 30,849.26 is: 42,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,724.01 : 75,512.72 = 30,849.26 : x
  2. Step 2: Convert to fraction form
    54,724.01/75,512.72 = 30,849.26/x
  3. Step 3: Cross multiply
    54,724.01x = 75,512.72 × 30,849.26
  4. Step 4: Simplify right side
    54,724.01x = 2,329,511,000.78
  5. Step 5: Solve for x
    x = 2,329,511,000.78/54,724.01
  6. Step 6: Final answer
    x = 42,568.36

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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.