Home / 120,433.56-166,191.90-66,714.36

Finding the Fourth Proportional to 120,433.56, 166,191.90 and 66,714.36

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Solution

The fourth proportional to 120,433.56, 166,191.90 and 66,714.36 is: 92,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,433.56 : 166,191.90 = 66,714.36 : x
  2. Step 2: Convert to fraction form
    120,433.56/166,191.90 = 66,714.36/x
  3. Step 3: Cross multiply
    120,433.56x = 166,191.90 × 66,714.36
  4. Step 4: Simplify right side
    120,433.56x = 11,087,386,245.68
  5. Step 5: Solve for x
    x = 11,087,386,245.68/120,433.56
  6. Step 6: Final answer
    x = 92,062.26

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1.5x scale

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.