Home / 80,106.96-120,066.09-32,692.43

Finding the Fourth Proportional to 80,106.96, 120,066.09 and 32,692.43

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Solution

The fourth proportional to 80,106.96, 120,066.09 and 32,692.43 is: 49,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,106.96 : 120,066.09 = 32,692.43 : x
  2. Step 2: Convert to fraction form
    80,106.96/120,066.09 = 32,692.43/x
  3. Step 3: Cross multiply
    80,106.96x = 120,066.09 × 32,692.43
  4. Step 4: Simplify right side
    80,106.96x = 3,925,251,642.37
  5. Step 5: Solve for x
    x = 3,925,251,642.37/80,106.96
  6. Step 6: Final answer
    x = 49,000.13

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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.