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Finding the Fourth Proportional to 164,481.60, 227,020.58 and 104,132.70

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Solution

The fourth proportional to 164,481.60, 227,020.58 and 104,132.70 is: 143,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,481.60 : 227,020.58 = 104,132.70 : x
  2. Step 2: Convert to fraction form
    164,481.60/227,020.58 = 104,132.70/x
  3. Step 3: Cross multiply
    164,481.60x = 227,020.58 × 104,132.70
  4. Step 4: Simplify right side
    164,481.60x = 23,640,265,820.80
  5. Step 5: Solve for x
    x = 23,640,265,820.80/164,481.60
  6. Step 6: Final answer
    x = 143,725.90

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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.