Home / 104,209.72-156,312.42-25,324.36

Finding the Fourth Proportional to 104,209.72, 156,312.42 and 25,324.36

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Solution

The fourth proportional to 104,209.72, 156,312.42 and 25,324.36 is: 37,986.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,209.72 : 156,312.42 = 25,324.36 : x
  2. Step 2: Convert to fraction form
    104,209.72/156,312.42 = 25,324.36/x
  3. Step 3: Cross multiply
    104,209.72x = 156,312.42 × 25,324.36
  4. Step 4: Simplify right side
    104,209.72x = 3,958,511,996.55
  5. Step 5: Solve for x
    x = 3,958,511,996.55/104,209.72
  6. Step 6: Final answer
    x = 37,986.02

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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.