Home / 54,617.90-75,387-33,414.98

Finding the Fourth Proportional to 54,617.90, 75,387 and 33,414.98

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Solution

The fourth proportional to 54,617.90, 75,387 and 33,414.98 is: 46,121.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,617.90 : 75,387 = 33,414.98 : x
  2. Step 2: Convert to fraction form
    54,617.90/75,387 = 33,414.98/x
  3. Step 3: Cross multiply
    54,617.90x = 75,387 × 33,414.98
  4. Step 4: Simplify right side
    54,617.90x = 2,519,055,097.26
  5. Step 5: Solve for x
    x = 2,519,055,097.26/54,617.90
  6. Step 6: Final answer
    x = 46,121.42

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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.