Home / 124,976.15-187,483.73-40,716.73

Finding the Fourth Proportional to 124,976.15, 187,483.73 and 40,716.73

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Solution

The fourth proportional to 124,976.15, 187,483.73 and 40,716.73 is: 61,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,976.15 : 187,483.73 = 40,716.73 : x
  2. Step 2: Convert to fraction form
    124,976.15/187,483.73 = 40,716.73/x
  3. Step 3: Cross multiply
    124,976.15x = 187,483.73 × 40,716.73
  4. Step 4: Simplify right side
    124,976.15x = 7,633,724,413.80
  5. Step 5: Solve for x
    x = 7,633,724,413.80/124,976.15
  6. Step 6: Final answer
    x = 61,081.45

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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.