Home / 120,820.60-181,240.44-32,074.12

Finding the Fourth Proportional to 120,820.60, 181,240.44 and 32,074.12

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Solution

The fourth proportional to 120,820.60, 181,240.44 and 32,074.12 is: 48,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,820.60 : 181,240.44 = 32,074.12 : x
  2. Step 2: Convert to fraction form
    120,820.60/181,240.44 = 32,074.12/x
  3. Step 3: Cross multiply
    120,820.60x = 181,240.44 × 32,074.12
  4. Step 4: Simplify right side
    120,820.60x = 5,813,127,621.41
  5. Step 5: Solve for x
    x = 5,813,127,621.41/120,820.60
  6. Step 6: Final answer
    x = 48,113.71

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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.