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Finding the Fourth Proportional to 167,301.06, 230,872.59 and 91,849.02

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Solution

The fourth proportional to 167,301.06, 230,872.59 and 91,849.02 is: 126,750.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,301.06 : 230,872.59 = 91,849.02 : x
  2. Step 2: Convert to fraction form
    167,301.06/230,872.59 = 91,849.02/x
  3. Step 3: Cross multiply
    167,301.06x = 230,872.59 × 91,849.02
  4. Step 4: Simplify right side
    167,301.06x = 21,205,421,136.36
  5. Step 5: Solve for x
    x = 21,205,421,136.36/167,301.06
  6. Step 6: Final answer
    x = 126,750.07

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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.