Home / 120,697.42-181,046.29-41,811.65

Finding the Fourth Proportional to 120,697.42, 181,046.29 and 41,811.65

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Solution

The fourth proportional to 120,697.42, 181,046.29 and 41,811.65 is: 62,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,697.42 : 181,046.29 = 41,811.65 : x
  2. Step 2: Convert to fraction form
    120,697.42/181,046.29 = 41,811.65/x
  3. Step 3: Cross multiply
    120,697.42x = 181,046.29 × 41,811.65
  4. Step 4: Simplify right side
    120,697.42x = 7,569,844,111.28
  5. Step 5: Solve for x
    x = 7,569,844,111.28/120,697.42
  6. Step 6: Final answer
    x = 62,717.53

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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.