Home / 54,170.64-74,759.04-30,301.44

Finding the Fourth Proportional to 54,170.64, 74,759.04 and 30,301.44

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Solution

The fourth proportional to 54,170.64, 74,759.04 and 30,301.44 is: 41,817.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,170.64 : 74,759.04 = 30,301.44 : x
  2. Step 2: Convert to fraction form
    54,170.64/74,759.04 = 30,301.44/x
  3. Step 3: Cross multiply
    54,170.64x = 74,759.04 × 30,301.44
  4. Step 4: Simplify right side
    54,170.64x = 2,265,306,565.02
  5. Step 5: Solve for x
    x = 2,265,306,565.02/54,170.64
  6. Step 6: Final answer
    x = 41,817.98

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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.