Home / 168,096.91-231,966.98-91,614.36

Finding the Fourth Proportional to 168,096.91, 231,966.98 and 91,614.36

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Solution

The fourth proportional to 168,096.91, 231,966.98 and 91,614.36 is: 126,424.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,096.91 : 231,966.98 = 91,614.36 : x
  2. Step 2: Convert to fraction form
    168,096.91/231,966.98 = 91,614.36/x
  3. Step 3: Cross multiply
    168,096.91x = 231,966.98 × 91,614.36
  4. Step 4: Simplify right side
    168,096.91x = 21,251,507,426.86
  5. Step 5: Solve for x
    x = 21,251,507,426.86/168,096.91
  6. Step 6: Final answer
    x = 126,424.14

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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.