Home / 120,754.06-166,632.31-67,034.88

Finding the Fourth Proportional to 120,754.06, 166,632.31 and 67,034.88

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Solution

The fourth proportional to 120,754.06, 166,632.31 and 67,034.88 is: 92,503.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,754.06 : 166,632.31 = 67,034.88 : x
  2. Step 2: Convert to fraction form
    120,754.06/166,632.31 = 67,034.88/x
  3. Step 3: Cross multiply
    120,754.06x = 166,632.31 × 67,034.88
  4. Step 4: Simplify right side
    120,754.06x = 11,170,177,153.97
  5. Step 5: Solve for x
    x = 11,170,177,153.97/120,754.06
  6. Step 6: Final answer
    x = 92,503.54

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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.