Home / 54,062.30-74,641.08-48,387.22

Finding the Fourth Proportional to 54,062.30, 74,641.08 and 48,387.22

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Solution

The fourth proportional to 54,062.30, 74,641.08 and 48,387.22 is: 66,805.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,062.30 : 74,641.08 = 48,387.22 : x
  2. Step 2: Convert to fraction form
    54,062.30/74,641.08 = 48,387.22/x
  3. Step 3: Cross multiply
    54,062.30x = 74,641.08 × 48,387.22
  4. Step 4: Simplify right side
    54,062.30x = 3,611,674,359.00
  5. Step 5: Solve for x
    x = 3,611,674,359.00/54,062.30
  6. Step 6: Final answer
    x = 66,805.78

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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.