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Finding the Fourth Proportional to 60,196.25, 89,928.30 and 38,963.31

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Solution

The fourth proportional to 60,196.25, 89,928.30 and 38,963.31 is: 58,208.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,196.25 : 89,928.30 = 38,963.31 : x
  2. Step 2: Convert to fraction form
    60,196.25/89,928.30 = 38,963.31/x
  3. Step 3: Cross multiply
    60,196.25x = 89,928.30 × 38,963.31
  4. Step 4: Simplify right side
    60,196.25x = 3,503,904,230.67
  5. Step 5: Solve for x
    x = 3,503,904,230.67/60,196.25
  6. Step 6: Final answer
    x = 58,208.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.