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Finding the Fourth Proportional to 62,960, 94,456.20 and 23,517.40

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Solution

The fourth proportional to 62,960, 94,456.20 and 23,517.40 is: 35,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,960 : 94,456.20 = 23,517.40 : x
  2. Step 2: Convert to fraction form
    62,960/94,456.20 = 23,517.40/x
  3. Step 3: Cross multiply
    62,960x = 94,456.20 × 23,517.40
  4. Step 4: Simplify right side
    62,960x = 2,221,364,237.88
  5. Step 5: Solve for x
    x = 2,221,364,237.88/62,960
  6. Step 6: Final answer
    x = 35,282.15

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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.