Home / 54,849.12-75,691.84-29,698.56

Finding the Fourth Proportional to 54,849.12, 75,691.84 and 29,698.56

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Solution

The fourth proportional to 54,849.12, 75,691.84 and 29,698.56 is: 40,984.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,849.12 : 75,691.84 = 29,698.56 : x
  2. Step 2: Convert to fraction form
    54,849.12/75,691.84 = 29,698.56/x
  3. Step 3: Cross multiply
    54,849.12x = 75,691.84 × 29,698.56
  4. Step 4: Simplify right side
    54,849.12x = 2,247,938,651.75
  5. Step 5: Solve for x
    x = 2,247,938,651.75/54,849.12
  6. Step 6: Final answer
    x = 40,984.04

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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.