Home / 34,119.92-51,147-17,487.76

Finding the Fourth Proportional to 34,119.92, 51,147 and 17,487.76

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Solution

The fourth proportional to 34,119.92, 51,147 and 17,487.76 is: 26,214.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,119.92 : 51,147 = 17,487.76 : x
  2. Step 2: Convert to fraction form
    34,119.92/51,147 = 17,487.76/x
  3. Step 3: Cross multiply
    34,119.92x = 51,147 × 17,487.76
  4. Step 4: Simplify right side
    34,119.92x = 894,446,460.72
  5. Step 5: Solve for x
    x = 894,446,460.72/34,119.92
  6. Step 6: Final answer
    x = 26,214.79

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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.