Home / 120,567.44-166,380.24-66,851.96

Finding the Fourth Proportional to 120,567.44, 166,380.24 and 66,851.96

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Solution

The fourth proportional to 120,567.44, 166,380.24 and 66,851.96 is: 92,254.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,567.44 : 166,380.24 = 66,851.96 : x
  2. Step 2: Convert to fraction form
    120,567.44/166,380.24 = 66,851.96/x
  3. Step 3: Cross multiply
    120,567.44x = 166,380.24 × 66,851.96
  4. Step 4: Simplify right side
    120,567.44x = 11,122,845,149.27
  5. Step 5: Solve for x
    x = 11,122,845,149.27/120,567.44
  6. Step 6: Final answer
    x = 92,254.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.