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Finding the Fourth Proportional to 172,374.57, 237,872.34 and 95,889.69

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Solution

The fourth proportional to 172,374.57, 237,872.34 and 95,889.69 is: 132,325.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,374.57 : 237,872.34 = 95,889.69 : x
  2. Step 2: Convert to fraction form
    172,374.57/237,872.34 = 95,889.69/x
  3. Step 3: Cross multiply
    172,374.57x = 237,872.34 × 95,889.69
  4. Step 4: Simplify right side
    172,374.57x = 22,809,504,942.17
  5. Step 5: Solve for x
    x = 22,809,504,942.17/172,374.57
  6. Step 6: Final answer
    x = 132,325.23

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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.