Home / 120,949.76-181,442.56-37,832.96

Finding the Fourth Proportional to 120,949.76, 181,442.56 and 37,832.96

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Solution

The fourth proportional to 120,949.76, 181,442.56 and 37,832.96 is: 56,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,949.76 : 181,442.56 = 37,832.96 : x
  2. Step 2: Convert to fraction form
    120,949.76/181,442.56 = 37,832.96/x
  3. Step 3: Cross multiply
    120,949.76x = 181,442.56 × 37,832.96
  4. Step 4: Simplify right side
    120,949.76x = 6,864,509,114.78
  5. Step 5: Solve for x
    x = 6,864,509,114.78/120,949.76
  6. Step 6: Final answer
    x = 56,755.05

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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.