Home / 34,120.80-51,181.20-25,372.80

Finding the Fourth Proportional to 34,120.80, 51,181.20 and 25,372.80

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Solution

The fourth proportional to 34,120.80, 51,181.20 and 25,372.80 is: 38,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.80 : 51,181.20 = 25,372.80 : x
  2. Step 2: Convert to fraction form
    34,120.80/51,181.20 = 25,372.80/x
  3. Step 3: Cross multiply
    34,120.80x = 51,181.20 × 25,372.80
  4. Step 4: Simplify right side
    34,120.80x = 1,298,610,351.36
  5. Step 5: Solve for x
    x = 1,298,610,351.36/34,120.80
  6. Step 6: Final answer
    x = 38,059.20

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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.