Home / 54,232.15-74,839.79-30,359.02

Finding the Fourth Proportional to 54,232.15, 74,839.79 and 30,359.02

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Solution

The fourth proportional to 54,232.15, 74,839.79 and 30,359.02 is: 41,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,232.15 : 74,839.79 = 30,359.02 : x
  2. Step 2: Convert to fraction form
    54,232.15/74,839.79 = 30,359.02/x
  3. Step 3: Cross multiply
    54,232.15x = 74,839.79 × 30,359.02
  4. Step 4: Simplify right side
    54,232.15x = 2,272,062,570.20
  5. Step 5: Solve for x
    x = 2,272,062,570.20/54,232.15
  6. Step 6: Final answer
    x = 41,895.12

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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.