Home / 54,052.21-74,591.36-30,179.08

Finding the Fourth Proportional to 54,052.21, 74,591.36 and 30,179.08

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Solution

The fourth proportional to 54,052.21, 74,591.36 and 30,179.08 is: 41,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,052.21 : 74,591.36 = 30,179.08 : x
  2. Step 2: Convert to fraction form
    54,052.21/74,591.36 = 30,179.08/x
  3. Step 3: Cross multiply
    54,052.21x = 74,591.36 × 30,179.08
  4. Step 4: Simplify right side
    54,052.21x = 2,251,098,247.79
  5. Step 5: Solve for x
    x = 2,251,098,247.79/54,052.21
  6. Step 6: Final answer
    x = 41,646.74

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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.