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Finding the Fourth Proportional to 123,952.08, 171,053.88 and 67,363.28

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Solution

The fourth proportional to 123,952.08, 171,053.88 and 67,363.28 is: 92,961.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,952.08 : 171,053.88 = 67,363.28 : x
  2. Step 2: Convert to fraction form
    123,952.08/171,053.88 = 67,363.28/x
  3. Step 3: Cross multiply
    123,952.08x = 171,053.88 × 67,363.28
  4. Step 4: Simplify right side
    123,952.08x = 11,522,750,413.53
  5. Step 5: Solve for x
    x = 11,522,750,413.53/123,952.08
  6. Step 6: Final answer
    x = 92,961.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.