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Finding the Fourth Proportional to 59,081.31, 88,413.79 and 36,905.13

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Solution

The fourth proportional to 59,081.31, 88,413.79 and 36,905.13 is: 55,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,081.31 : 88,413.79 = 36,905.13 : x
  2. Step 2: Convert to fraction form
    59,081.31/88,413.79 = 36,905.13/x
  3. Step 3: Cross multiply
    59,081.31x = 88,413.79 × 36,905.13
  4. Step 4: Simplify right side
    59,081.31x = 3,262,921,879.41
  5. Step 5: Solve for x
    x = 3,262,921,879.41/59,081.31
  6. Step 6: Final answer
    x = 55,227.65

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1.5x scale

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.