Home / 104,511.04-156,769.53-25,625.20

Finding the Fourth Proportional to 104,511.04, 156,769.53 and 25,625.20

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Solution

The fourth proportional to 104,511.04, 156,769.53 and 25,625.20 is: 38,438.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,511.04 : 156,769.53 = 25,625.20 : x
  2. Step 2: Convert to fraction form
    104,511.04/156,769.53 = 25,625.20/x
  3. Step 3: Cross multiply
    104,511.04x = 156,769.53 × 25,625.20
  4. Step 4: Simplify right side
    104,511.04x = 4,017,250,560.16
  5. Step 5: Solve for x
    x = 4,017,250,560.16/104,511.04
  6. Step 6: Final answer
    x = 38,438.53

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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.