Home / 48,817.89-73,176.11-20,755.95

Finding the Fourth Proportional to 48,817.89, 73,176.11 and 20,755.95

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Solution

The fourth proportional to 48,817.89, 73,176.11 and 20,755.95 is: 31,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,817.89 : 73,176.11 = 20,755.95 : x
  2. Step 2: Convert to fraction form
    48,817.89/73,176.11 = 20,755.95/x
  3. Step 3: Cross multiply
    48,817.89x = 73,176.11 × 20,755.95
  4. Step 4: Simplify right side
    48,817.89x = 1,518,839,380.00
  5. Step 5: Solve for x
    x = 1,518,839,380.00/48,817.89
  6. Step 6: Final answer
    x = 31,112.35

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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.