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Finding the Fourth Proportional to 88,413.54, 132,620.31 and 29,233.32

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Solution

The fourth proportional to 88,413.54, 132,620.31 and 29,233.32 is: 43,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,413.54 : 132,620.31 = 29,233.32 : x
  2. Step 2: Convert to fraction form
    88,413.54/132,620.31 = 29,233.32/x
  3. Step 3: Cross multiply
    88,413.54x = 132,620.31 × 29,233.32
  4. Step 4: Simplify right side
    88,413.54x = 3,876,931,960.73
  5. Step 5: Solve for x
    x = 3,876,931,960.73/88,413.54
  6. Step 6: Final answer
    x = 43,849.98

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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.