Home / 181,531.80-272,306.61-48,413.25

Finding the Fourth Proportional to 181,531.80, 272,306.61 and 48,413.25

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Solution

The fourth proportional to 181,531.80, 272,306.61 and 48,413.25 is: 72,622.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,531.80 : 272,306.61 = 48,413.25 : x
  2. Step 2: Convert to fraction form
    181,531.80/272,306.61 = 48,413.25/x
  3. Step 3: Cross multiply
    181,531.80x = 272,306.61 × 48,413.25
  4. Step 4: Simplify right side
    181,531.80x = 13,183,247,986.58
  5. Step 5: Solve for x
    x = 13,183,247,986.58/181,531.80
  6. Step 6: Final answer
    x = 72,622.25

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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.