Home / 120,020.96-179,751.18-94,892.24

Finding the Fourth Proportional to 120,020.96, 179,751.18 and 94,892.24

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Solution

The fourth proportional to 120,020.96, 179,751.18 and 94,892.24 is: 142,116.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,020.96 : 179,751.18 = 94,892.24 : x
  2. Step 2: Convert to fraction form
    120,020.96/179,751.18 = 94,892.24/x
  3. Step 3: Cross multiply
    120,020.96x = 179,751.18 × 94,892.24
  4. Step 4: Simplify right side
    120,020.96x = 17,056,992,112.84
  5. Step 5: Solve for x
    x = 17,056,992,112.84/120,020.96
  6. Step 6: Final answer
    x = 142,116.78

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1.5x scale

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.