Home / 29,270.98-43,820.76-18,144.10

Finding the Fourth Proportional to 29,270.98, 43,820.76 and 18,144.10

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Solution

The fourth proportional to 29,270.98, 43,820.76 and 18,144.10 is: 27,163.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,270.98 : 43,820.76 = 18,144.10 : x
  2. Step 2: Convert to fraction form
    29,270.98/43,820.76 = 18,144.10/x
  3. Step 3: Cross multiply
    29,270.98x = 43,820.76 × 18,144.10
  4. Step 4: Simplify right side
    29,270.98x = 795,088,251.52
  5. Step 5: Solve for x
    x = 795,088,251.52/29,270.98
  6. Step 6: Final answer
    x = 27,163.02

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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.