Home / 104,511.20-156,766.80-62,936.80

Finding the Fourth Proportional to 104,511.20, 156,766.80 and 62,936.80

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Solution

The fourth proportional to 104,511.20, 156,766.80 and 62,936.80 is: 94,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,511.20 : 156,766.80 = 62,936.80 : x
  2. Step 2: Convert to fraction form
    104,511.20/156,766.80 = 62,936.80/x
  3. Step 3: Cross multiply
    104,511.20x = 156,766.80 × 62,936.80
  4. Step 4: Simplify right side
    104,511.20x = 9,866,400,738.24
  5. Step 5: Solve for x
    x = 9,866,400,738.24/104,511.20
  6. Step 6: Final answer
    x = 94,405.20

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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.