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Finding the Fourth Proportional to 169,257.70, 233,575.14 and 93,806.20

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Solution

The fourth proportional to 169,257.70, 233,575.14 and 93,806.20 is: 129,452.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,257.70 : 233,575.14 = 93,806.20 : x
  2. Step 2: Convert to fraction form
    169,257.70/233,575.14 = 93,806.20/x
  3. Step 3: Cross multiply
    169,257.70x = 233,575.14 × 93,806.20
  4. Step 4: Simplify right side
    169,257.70x = 21,910,796,297.87
  5. Step 5: Solve for x
    x = 21,910,796,297.87/169,257.70
  6. Step 6: Final answer
    x = 129,452.29

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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.