Home / 104,100.85-156,254.96-57,375.73

Finding the Fourth Proportional to 104,100.85, 156,254.96 and 57,375.73

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Solution

The fourth proportional to 104,100.85, 156,254.96 and 57,375.73 is: 86,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,100.85 : 156,254.96 = 57,375.73 : x
  2. Step 2: Convert to fraction form
    104,100.85/156,254.96 = 57,375.73/x
  3. Step 3: Cross multiply
    104,100.85x = 156,254.96 × 57,375.73
  4. Step 4: Simplify right side
    104,100.85x = 8,965,242,396.12
  5. Step 5: Solve for x
    x = 8,965,242,396.12/104,100.85
  6. Step 6: Final answer
    x = 86,120.74

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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.