Home / 132,504.08-182,794.20-78,758.96

Finding the Fourth Proportional to 132,504.08, 182,794.20 and 78,758.96

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Solution

The fourth proportional to 132,504.08, 182,794.20 and 78,758.96 is: 108,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,504.08 : 182,794.20 = 78,758.96 : x
  2. Step 2: Convert to fraction form
    132,504.08/182,794.20 = 78,758.96/x
  3. Step 3: Cross multiply
    132,504.08x = 182,794.20 × 78,758.96
  4. Step 4: Simplify right side
    132,504.08x = 14,396,681,086.03
  5. Step 5: Solve for x
    x = 14,396,681,086.03/132,504.08
  6. Step 6: Final answer
    x = 108,650.85

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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.