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Finding the Fourth Proportional to 150,633.64, 225,675.06 and 70,524.64

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Solution

The fourth proportional to 150,633.64, 225,675.06 and 70,524.64 is: 105,658.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,633.64 : 225,675.06 = 70,524.64 : x
  2. Step 2: Convert to fraction form
    150,633.64/225,675.06 = 70,524.64/x
  3. Step 3: Cross multiply
    150,633.64x = 225,675.06 × 70,524.64
  4. Step 4: Simplify right side
    150,633.64x = 15,915,652,363.48
  5. Step 5: Solve for x
    x = 15,915,652,363.48/150,633.64
  6. Step 6: Final answer
    x = 105,658.02

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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.