Home / 54,505.38-75,237.98-31,851.75

Finding the Fourth Proportional to 54,505.38, 75,237.98 and 31,851.75

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Solution

The fourth proportional to 54,505.38, 75,237.98 and 31,851.75 is: 43,967.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,505.38 : 75,237.98 = 31,851.75 : x
  2. Step 2: Convert to fraction form
    54,505.38/75,237.98 = 31,851.75/x
  3. Step 3: Cross multiply
    54,505.38x = 75,237.98 × 31,851.75
  4. Step 4: Simplify right side
    54,505.38x = 2,396,461,329.47
  5. Step 5: Solve for x
    x = 2,396,461,329.47/54,505.38
  6. Step 6: Final answer
    x = 43,967.43

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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.