Home / 120,850.80-181,312.38-41,965.44

Finding the Fourth Proportional to 120,850.80, 181,312.38 and 41,965.44

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Solution

The fourth proportional to 120,850.80, 181,312.38 and 41,965.44 is: 62,960.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,850.80 : 181,312.38 = 41,965.44 : x
  2. Step 2: Convert to fraction form
    120,850.80/181,312.38 = 41,965.44/x
  3. Step 3: Cross multiply
    120,850.80x = 181,312.38 × 41,965.44
  4. Step 4: Simplify right side
    120,850.80x = 7,608,853,804.15
  5. Step 5: Solve for x
    x = 7,608,853,804.15/120,850.80
  6. Step 6: Final answer
    x = 62,960.72

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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.