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Finding the Fourth Proportional to 151,906.68, 227,859.30 and 84,406.92

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Solution

The fourth proportional to 151,906.68, 227,859.30 and 84,406.92 is: 126,609.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,906.68 : 227,859.30 = 84,406.92 : x
  2. Step 2: Convert to fraction form
    151,906.68/227,859.30 = 84,406.92/x
  3. Step 3: Cross multiply
    151,906.68x = 227,859.30 × 84,406.92
  4. Step 4: Simplify right side
    151,906.68x = 19,232,901,706.36
  5. Step 5: Solve for x
    x = 19,232,901,706.36/151,906.68
  6. Step 6: Final answer
    x = 126,609.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.