Home / 29,022.06-43,549.50-12,380.52

Finding the Fourth Proportional to 29,022.06, 43,549.50 and 12,380.52

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Solution

The fourth proportional to 29,022.06, 43,549.50 and 12,380.52 is: 18,577.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,022.06 : 43,549.50 = 12,380.52 : x
  2. Step 2: Convert to fraction form
    29,022.06/43,549.50 = 12,380.52/x
  3. Step 3: Cross multiply
    29,022.06x = 43,549.50 × 12,380.52
  4. Step 4: Simplify right side
    29,022.06x = 539,165,455.74
  5. Step 5: Solve for x
    x = 539,165,455.74/29,022.06
  6. Step 6: Final answer
    x = 18,577.78

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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.