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Finding the Fourth Proportional to 167,576.96, 231,242.44 and 98,655.48

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Solution

The fourth proportional to 167,576.96, 231,242.44 and 98,655.48 is: 136,136.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,576.96 : 231,242.44 = 98,655.48 : x
  2. Step 2: Convert to fraction form
    167,576.96/231,242.44 = 98,655.48/x
  3. Step 3: Cross multiply
    167,576.96x = 231,242.44 × 98,655.48
  4. Step 4: Simplify right side
    167,576.96x = 22,813,333,914.57
  5. Step 5: Solve for x
    x = 22,813,333,914.57/167,576.96
  6. Step 6: Final answer
    x = 136,136.46

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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.