Home / 192,844.70-266,094-121,173.96

Finding the Fourth Proportional to 192,844.70, 266,094 and 121,173.96

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Solution

The fourth proportional to 192,844.70, 266,094 and 121,173.96 is: 167,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,844.70 : 266,094 = 121,173.96 : x
  2. Step 2: Convert to fraction form
    192,844.70/266,094 = 121,173.96/x
  3. Step 3: Cross multiply
    192,844.70x = 266,094 × 121,173.96
  4. Step 4: Simplify right side
    192,844.70x = 32,243,663,712.24
  5. Step 5: Solve for x
    x = 32,243,663,712.24/192,844.70
  6. Step 6: Final answer
    x = 167,200.15

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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.