Home / 120,927.21-181,390.56-32,180.73

Finding the Fourth Proportional to 120,927.21, 181,390.56 and 32,180.73

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Solution

The fourth proportional to 120,927.21, 181,390.56 and 32,180.73 is: 48,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,927.21 : 181,390.56 = 32,180.73 : x
  2. Step 2: Convert to fraction form
    120,927.21/181,390.56 = 32,180.73/x
  3. Step 3: Cross multiply
    120,927.21x = 181,390.56 × 32,180.73
  4. Step 4: Simplify right side
    120,927.21x = 5,837,280,635.91
  5. Step 5: Solve for x
    x = 5,837,280,635.91/120,927.21
  6. Step 6: Final answer
    x = 48,271.03

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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.