Home / 45,963.83-68,937.54-12,230.04

Finding the Fourth Proportional to 45,963.83, 68,937.54 and 12,230.04

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Solution

The fourth proportional to 45,963.83, 68,937.54 and 12,230.04 is: 18,342.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,963.83 : 68,937.54 = 12,230.04 : x
  2. Step 2: Convert to fraction form
    45,963.83/68,937.54 = 12,230.04/x
  3. Step 3: Cross multiply
    45,963.83x = 68,937.54 × 12,230.04
  4. Step 4: Simplify right side
    45,963.83x = 843,108,871.70
  5. Step 5: Solve for x
    x = 843,108,871.70/45,963.83
  6. Step 6: Final answer
    x = 18,342.88

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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.