Home / 54,359.88-74,986.26-34,209.24

Finding the Fourth Proportional to 54,359.88, 74,986.26 and 34,209.24

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Solution

The fourth proportional to 54,359.88, 74,986.26 and 34,209.24 is: 47,189.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,359.88 : 74,986.26 = 34,209.24 : x
  2. Step 2: Convert to fraction form
    54,359.88/74,986.26 = 34,209.24/x
  3. Step 3: Cross multiply
    54,359.88x = 74,986.26 × 34,209.24
  4. Step 4: Simplify right side
    54,359.88x = 2,565,222,965.04
  5. Step 5: Solve for x
    x = 2,565,222,965.04/54,359.88
  6. Step 6: Final answer
    x = 47,189.64

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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.