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Finding the Fourth Proportional to 171,896.21, 237,220.85 and 96,450.29

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Solution

The fourth proportional to 171,896.21, 237,220.85 and 96,450.29 is: 133,103.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,896.21 : 237,220.85 = 96,450.29 : x
  2. Step 2: Convert to fraction form
    171,896.21/237,220.85 = 96,450.29/x
  3. Step 3: Cross multiply
    171,896.21x = 237,220.85 × 96,450.29
  4. Step 4: Simplify right side
    171,896.21x = 22,880,018,831.57
  5. Step 5: Solve for x
    x = 22,880,018,831.57/171,896.21
  6. Step 6: Final answer
    x = 133,103.69

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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.