Home / 48,072.46-72,116.88-14,791.78

Finding the Fourth Proportional to 48,072.46, 72,116.88 and 14,791.78

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Solution

The fourth proportional to 48,072.46, 72,116.88 and 14,791.78 is: 22,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,072.46 : 72,116.88 = 14,791.78 : x
  2. Step 2: Convert to fraction form
    48,072.46/72,116.88 = 14,791.78/x
  3. Step 3: Cross multiply
    48,072.46x = 72,116.88 × 14,791.78
  4. Step 4: Simplify right side
    48,072.46x = 1,066,737,023.25
  5. Step 5: Solve for x
    x = 1,066,737,023.25/48,072.46
  6. Step 6: Final answer
    x = 22,190.19

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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.