Home / 54,709.62-75,499.26-29,559.12

Finding the Fourth Proportional to 54,709.62, 75,499.26 and 29,559.12

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Solution

The fourth proportional to 54,709.62, 75,499.26 and 29,559.12 is: 40,791.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,709.62 : 75,499.26 = 29,559.12 : x
  2. Step 2: Convert to fraction form
    54,709.62/75,499.26 = 29,559.12/x
  3. Step 3: Cross multiply
    54,709.62x = 75,499.26 × 29,559.12
  4. Step 4: Simplify right side
    54,709.62x = 2,231,691,686.25
  5. Step 5: Solve for x
    x = 2,231,691,686.25/54,709.62
  6. Step 6: Final answer
    x = 40,791.58

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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.