Home / 86,413.42-129,619.52-24,083.92

Finding the Fourth Proportional to 86,413.42, 129,619.52 and 24,083.92

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Solution

The fourth proportional to 86,413.42, 129,619.52 and 24,083.92 is: 36,125.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,413.42 : 129,619.52 = 24,083.92 : x
  2. Step 2: Convert to fraction form
    86,413.42/129,619.52 = 24,083.92/x
  3. Step 3: Cross multiply
    86,413.42x = 129,619.52 × 24,083.92
  4. Step 4: Simplify right side
    86,413.42x = 3,121,746,150.12
  5. Step 5: Solve for x
    x = 3,121,746,150.12/86,413.42
  6. Step 6: Final answer
    x = 36,125.71

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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.