Home / 193,844.43-291,098.79-105,270.93

Finding the Fourth Proportional to 193,844.43, 291,098.79 and 105,270.93

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Solution

The fourth proportional to 193,844.43, 291,098.79 and 105,270.93 is: 158,086.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,844.43 : 291,098.79 = 105,270.93 : x
  2. Step 2: Convert to fraction form
    193,844.43/291,098.79 = 105,270.93/x
  3. Step 3: Cross multiply
    193,844.43x = 291,098.79 × 105,270.93
  4. Step 4: Simplify right side
    193,844.43x = 30,644,240,345.17
  5. Step 5: Solve for x
    x = 30,644,240,345.17/193,844.43
  6. Step 6: Final answer
    x = 158,086.77

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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.