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Finding the Fourth Proportional to 167,350, 230,944.62 and 91,900.12

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Solution

The fourth proportional to 167,350, 230,944.62 and 91,900.12 is: 126,823.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,350 : 230,944.62 = 91,900.12 : x
  2. Step 2: Convert to fraction form
    167,350/230,944.62 = 91,900.12/x
  3. Step 3: Cross multiply
    167,350x = 230,944.62 × 91,900.12
  4. Step 4: Simplify right side
    167,350x = 21,223,838,291.35
  5. Step 5: Solve for x
    x = 21,223,838,291.35/167,350
  6. Step 6: Final answer
    x = 126,823.06

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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.