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Finding the Fourth Proportional to 151,504.70, 227,257.05 and 67,232.30

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Solution

The fourth proportional to 151,504.70, 227,257.05 and 67,232.30 is: 100,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,504.70 : 227,257.05 = 67,232.30 : x
  2. Step 2: Convert to fraction form
    151,504.70/227,257.05 = 67,232.30/x
  3. Step 3: Cross multiply
    151,504.70x = 227,257.05 × 67,232.30
  4. Step 4: Simplify right side
    151,504.70x = 15,279,014,162.72
  5. Step 5: Solve for x
    x = 15,279,014,162.72/151,504.70
  6. Step 6: Final answer
    x = 100,848.45

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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.