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Finding the Fourth Proportional to 172,674.98, 238,287.87 and 96,193.97

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Solution

The fourth proportional to 172,674.98, 238,287.87 and 96,193.97 is: 132,745.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,674.98 : 238,287.87 = 96,193.97 : x
  2. Step 2: Convert to fraction form
    172,674.98/238,287.87 = 96,193.97/x
  3. Step 3: Cross multiply
    172,674.98x = 238,287.87 × 96,193.97
  4. Step 4: Simplify right side
    172,674.98x = 22,921,855,026.70
  5. Step 5: Solve for x
    x = 22,921,855,026.70/172,674.98
  6. Step 6: Final answer
    x = 132,745.67

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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.