Home / 193,357.22-266,773.16-112,727.69

Finding the Fourth Proportional to 193,357.22, 266,773.16 and 112,727.69

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Solution

The fourth proportional to 193,357.22, 266,773.16 and 112,727.69 is: 155,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,357.22 : 266,773.16 = 112,727.69 : x
  2. Step 2: Convert to fraction form
    193,357.22/266,773.16 = 112,727.69/x
  3. Step 3: Cross multiply
    193,357.22x = 266,773.16 × 112,727.69
  4. Step 4: Simplify right side
    193,357.22x = 30,072,720,183.30
  5. Step 5: Solve for x
    x = 30,072,720,183.30/193,357.22
  6. Step 6: Final answer
    x = 155,529.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.