Home / 192,936.74-266,204.61-111,289.96

Finding the Fourth Proportional to 192,936.74, 266,204.61 and 111,289.96

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Solution

The fourth proportional to 192,936.74, 266,204.61 and 111,289.96 is: 153,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,936.74 : 266,204.61 = 111,289.96 : x
  2. Step 2: Convert to fraction form
    192,936.74/266,204.61 = 111,289.96/x
  3. Step 3: Cross multiply
    192,936.74x = 266,204.61 × 111,289.96
  4. Step 4: Simplify right side
    192,936.74x = 29,625,899,733.20
  5. Step 5: Solve for x
    x = 29,625,899,733.20/192,936.74
  6. Step 6: Final answer
    x = 153,552.40

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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.