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Finding the Fourth Proportional to 150.01, 225.03 and 53.83

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Solution

The fourth proportional to 150.01, 225.03 and 53.83 is: 80.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.01 : 225.03 = 53.83 : x
  2. Step 2: Convert to fraction form
    150.01/225.03 = 53.83/x
  3. Step 3: Cross multiply
    150.01x = 225.03 × 53.83
  4. Step 4: Simplify right side
    150.01x = 12,113.36
  5. Step 5: Solve for x
    x = 12,113.36/150.01
  6. Step 6: Final answer
    x = 80.75

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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.