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Finding the Fourth Proportional to 110.16, 150.86 and 110.06

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Solution

The fourth proportional to 110.16, 150.86 and 110.06 is: 150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.16 : 150.86 = 110.06 : x
  2. Step 2: Convert to fraction form
    110.16/150.86 = 110.06/x
  3. Step 3: Cross multiply
    110.16x = 150.86 × 110.06
  4. Step 4: Simplify right side
    110.16x = 16,603.74
  5. Step 5: Solve for x
    x = 16,603.74/110.16
  6. Step 6: Final answer
    x = 150.72

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.