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Finding the Fourth Proportional to 150,369.66, 225,554.08 and 67,205.34

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Solution

The fourth proportional to 150,369.66, 225,554.08 and 67,205.34 is: 100,807.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,369.66 : 225,554.08 = 67,205.34 : x
  2. Step 2: Convert to fraction form
    150,369.66/225,554.08 = 67,205.34/x
  3. Step 3: Cross multiply
    150,369.66x = 225,554.08 × 67,205.34
  4. Step 4: Simplify right side
    150,369.66x = 15,158,438,634.79
  5. Step 5: Solve for x
    x = 15,158,438,634.79/150,369.66
  6. Step 6: Final answer
    x = 100,807.83

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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.