Home / 104,825.20-156,930.60-92,537.20

Finding the Fourth Proportional to 104,825.20, 156,930.60 and 92,537.20

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Solution

The fourth proportional to 104,825.20, 156,930.60 and 92,537.20 is: 138,534.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,825.20 : 156,930.60 = 92,537.20 : x
  2. Step 2: Convert to fraction form
    104,825.20/156,930.60 = 92,537.20/x
  3. Step 3: Cross multiply
    104,825.20x = 156,930.60 × 92,537.20
  4. Step 4: Simplify right side
    104,825.20x = 14,521,918,318.32
  5. Step 5: Solve for x
    x = 14,521,918,318.32/104,825.20
  6. Step 6: Final answer
    x = 138,534.61

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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.