Home / 132,350.20-198,413.65-57,413.93

Finding the Fourth Proportional to 132,350.20, 198,413.65 and 57,413.93

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Solution

The fourth proportional to 132,350.20, 198,413.65 and 57,413.93 is: 86,072.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,350.20 : 198,413.65 = 57,413.93 : x
  2. Step 2: Convert to fraction form
    132,350.20/198,413.65 = 57,413.93/x
  3. Step 3: Cross multiply
    132,350.20x = 198,413.65 × 57,413.93
  4. Step 4: Simplify right side
    132,350.20x = 11,391,707,412.14
  5. Step 5: Solve for x
    x = 11,391,707,412.14/132,350.20
  6. Step 6: Final answer
    x = 86,072.46

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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.