Home / 48,131.10-72,198.30-14,850.90

Finding the Fourth Proportional to 48,131.10, 72,198.30 and 14,850.90

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Solution

The fourth proportional to 48,131.10, 72,198.30 and 14,850.90 is: 22,276.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.10 : 72,198.30 = 14,850.90 : x
  2. Step 2: Convert to fraction form
    48,131.10/72,198.30 = 14,850.90/x
  3. Step 3: Cross multiply
    48,131.10x = 72,198.30 × 14,850.90
  4. Step 4: Simplify right side
    48,131.10x = 1,072,209,733.47
  5. Step 5: Solve for x
    x = 1,072,209,733.47/48,131.10
  6. Step 6: Final answer
    x = 22,276.86

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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.