Home / 31,184.45-43,034.58-17,755.71

Finding the Fourth Proportional to 31,184.45, 43,034.58 and 17,755.71

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Solution

The fourth proportional to 31,184.45, 43,034.58 and 17,755.71 is: 24,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,184.45 : 43,034.58 = 17,755.71 : x
  2. Step 2: Convert to fraction form
    31,184.45/43,034.58 = 17,755.71/x
  3. Step 3: Cross multiply
    31,184.45x = 43,034.58 × 17,755.71
  4. Step 4: Simplify right side
    31,184.45x = 764,109,522.45
  5. Step 5: Solve for x
    x = 764,109,522.45/31,184.45
  6. Step 6: Final answer
    x = 24,502.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.