Home / 120,909.96-181,378.44-32,166.90

Finding the Fourth Proportional to 120,909.96, 181,378.44 and 32,166.90

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Solution

The fourth proportional to 120,909.96, 181,378.44 and 32,166.90 is: 48,253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,909.96 : 181,378.44 = 32,166.90 : x
  2. Step 2: Convert to fraction form
    120,909.96/181,378.44 = 32,166.90/x
  3. Step 3: Cross multiply
    120,909.96x = 181,378.44 × 32,166.90
  4. Step 4: Simplify right side
    120,909.96x = 5,834,382,141.64
  5. Step 5: Solve for x
    x = 5,834,382,141.64/120,909.96
  6. Step 6: Final answer
    x = 48,253.94

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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.