Home / 120,832.44-181,148.85-53,316.41

Finding the Fourth Proportional to 120,832.44, 181,148.85 and 53,316.41

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Solution

The fourth proportional to 120,832.44, 181,148.85 and 53,316.41 is: 79,930.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,832.44 : 181,148.85 = 53,316.41 : x
  2. Step 2: Convert to fraction form
    120,832.44/181,148.85 = 53,316.41/x
  3. Step 3: Cross multiply
    120,832.44x = 181,148.85 × 53,316.41
  4. Step 4: Simplify right side
    120,832.44x = 9,658,205,451.88
  5. Step 5: Solve for x
    x = 9,658,205,451.88/120,832.44
  6. Step 6: Final answer
    x = 79,930.57

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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.