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Finding the Fourth Proportional to 169,667, 234,150.18 and 94,220.36

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Solution

The fourth proportional to 169,667, 234,150.18 and 94,220.36 is: 130,029.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,667 : 234,150.18 = 94,220.36 : x
  2. Step 2: Convert to fraction form
    169,667/234,150.18 = 94,220.36/x
  3. Step 3: Cross multiply
    169,667x = 234,150.18 × 94,220.36
  4. Step 4: Simplify right side
    169,667x = 22,061,714,253.66
  5. Step 5: Solve for x
    x = 22,061,714,253.66/169,667
  6. Step 6: Final answer
    x = 130,029.49

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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.