Home / 87,877.04-131,835.02-48,413.84

Finding the Fourth Proportional to 87,877.04, 131,835.02 and 48,413.84

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Solution

The fourth proportional to 87,877.04, 131,835.02 and 48,413.84 is: 72,631.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,877.04 : 131,835.02 = 48,413.84 : x
  2. Step 2: Convert to fraction form
    87,877.04/131,835.02 = 48,413.84/x
  3. Step 3: Cross multiply
    87,877.04x = 131,835.02 × 48,413.84
  4. Step 4: Simplify right side
    87,877.04x = 6,382,639,564.68
  5. Step 5: Solve for x
    x = 6,382,639,564.68/87,877.04
  6. Step 6: Final answer
    x = 72,631.48

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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.