Home / 54,693.28-75,474.80-30,824.96

Finding the Fourth Proportional to 54,693.28, 75,474.80 and 30,824.96

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Solution

The fourth proportional to 54,693.28, 75,474.80 and 30,824.96 is: 42,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,693.28 : 75,474.80 = 30,824.96 : x
  2. Step 2: Convert to fraction form
    54,693.28/75,474.80 = 30,824.96/x
  3. Step 3: Cross multiply
    54,693.28x = 75,474.80 × 30,824.96
  4. Step 4: Simplify right side
    54,693.28x = 2,326,507,691.01
  5. Step 5: Solve for x
    x = 2,326,507,691.01/54,693.28
  6. Step 6: Final answer
    x = 42,537.36

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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.