Home / 54,147.68-74,584.96-38,204.16

Finding the Fourth Proportional to 54,147.68, 74,584.96 and 38,204.16

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Solution

The fourth proportional to 54,147.68, 74,584.96 and 38,204.16 is: 52,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,147.68 : 74,584.96 = 38,204.16 : x
  2. Step 2: Convert to fraction form
    54,147.68/74,584.96 = 38,204.16/x
  3. Step 3: Cross multiply
    54,147.68x = 74,584.96 × 38,204.16
  4. Step 4: Simplify right side
    54,147.68x = 2,849,455,745.43
  5. Step 5: Solve for x
    x = 2,849,455,745.43/54,147.68
  6. Step 6: Final answer
    x = 52,623.78

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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.