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Finding the Fourth Proportional to 62,894.20, 94,414.20 and 37,962.40

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Solution

The fourth proportional to 62,894.20, 94,414.20 and 37,962.40 is: 56,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,894.20 : 94,414.20 = 37,962.40 : x
  2. Step 2: Convert to fraction form
    62,894.20/94,414.20 = 37,962.40/x
  3. Step 3: Cross multiply
    62,894.20x = 94,414.20 × 37,962.40
  4. Step 4: Simplify right side
    62,894.20x = 3,584,189,626.08
  5. Step 5: Solve for x
    x = 3,584,189,626.08/62,894.20
  6. Step 6: Final answer
    x = 56,987.60

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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.