Home / 94,251.25-141,402.39-31,921.75

Finding the Fourth Proportional to 94,251.25, 141,402.39 and 31,921.75

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Solution

The fourth proportional to 94,251.25, 141,402.39 and 31,921.75 is: 47,891.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,251.25 : 141,402.39 = 31,921.75 : x
  2. Step 2: Convert to fraction form
    94,251.25/141,402.39 = 31,921.75/x
  3. Step 3: Cross multiply
    94,251.25x = 141,402.39 × 31,921.75
  4. Step 4: Simplify right side
    94,251.25x = 4,513,811,742.98
  5. Step 5: Solve for x
    x = 4,513,811,742.98/94,251.25
  6. Step 6: Final answer
    x = 47,891.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.