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Finding the Fourth Proportional to 167,193.72, 230,835.42 and 103,599

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Solution

The fourth proportional to 167,193.72, 230,835.42 and 103,599 is: 143,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,193.72 : 230,835.42 = 103,599 : x
  2. Step 2: Convert to fraction form
    167,193.72/230,835.42 = 103,599/x
  3. Step 3: Cross multiply
    167,193.72x = 230,835.42 × 103,599
  4. Step 4: Simplify right side
    167,193.72x = 23,914,318,676.58
  5. Step 5: Solve for x
    x = 23,914,318,676.58/167,193.72
  6. Step 6: Final answer
    x = 143,033.59

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1.5x scale

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.