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Finding the Fourth Proportional to 62,797.52, 94,200.60 and 21,230.48

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Solution

The fourth proportional to 62,797.52, 94,200.60 and 21,230.48 is: 31,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,797.52 : 94,200.60 = 21,230.48 : x
  2. Step 2: Convert to fraction form
    62,797.52/94,200.60 = 21,230.48/x
  3. Step 3: Cross multiply
    62,797.52x = 94,200.60 × 21,230.48
  4. Step 4: Simplify right side
    62,797.52x = 1,999,923,954.29
  5. Step 5: Solve for x
    x = 1,999,923,954.29/62,797.52
  6. Step 6: Final answer
    x = 31,847.18

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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.