Home / 120,523.52-166,304.97-66,808.50

Finding the Fourth Proportional to 120,523.52, 166,304.97 and 66,808.50

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Solution

The fourth proportional to 120,523.52, 166,304.97 and 66,808.50 is: 92,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,523.52 : 166,304.97 = 66,808.50 : x
  2. Step 2: Convert to fraction form
    120,523.52/166,304.97 = 66,808.50/x
  3. Step 3: Cross multiply
    120,523.52x = 166,304.97 × 66,808.50
  4. Step 4: Simplify right side
    120,523.52x = 11,110,585,588.25
  5. Step 5: Solve for x
    x = 11,110,585,588.25/120,523.52
  6. Step 6: Final answer
    x = 92,186.04

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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.