Home / 120,965.52-166,922.96-67,247.27

Finding the Fourth Proportional to 120,965.52, 166,922.96 and 67,247.27

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Solution

The fourth proportional to 120,965.52, 166,922.96 and 67,247.27 is: 92,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,965.52 : 166,922.96 = 67,247.27 : x
  2. Step 2: Convert to fraction form
    120,965.52/166,922.96 = 67,247.27/x
  3. Step 3: Cross multiply
    120,965.52x = 166,922.96 × 67,247.27
  4. Step 4: Simplify right side
    120,965.52x = 11,225,113,360.32
  5. Step 5: Solve for x
    x = 11,225,113,360.32/120,965.52
  6. Step 6: Final answer
    x = 92,795.97

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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.