Home / 40,950.90-61,413.96-15,984.18

Finding the Fourth Proportional to 40,950.90, 61,413.96 and 15,984.18

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Solution

The fourth proportional to 40,950.90, 61,413.96 and 15,984.18 is: 23,971.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,950.90 : 61,413.96 = 15,984.18 : x
  2. Step 2: Convert to fraction form
    40,950.90/61,413.96 = 15,984.18/x
  3. Step 3: Cross multiply
    40,950.90x = 61,413.96 × 15,984.18
  4. Step 4: Simplify right side
    40,950.90x = 981,651,791.15
  5. Step 5: Solve for x
    x = 981,651,791.15/40,950.90
  6. Step 6: Final answer
    x = 23,971.43

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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.