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Finding the Fourth Proportional to 175.64, 242.46 and 110.18

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Solution

The fourth proportional to 175.64, 242.46 and 110.18 is: 152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.64 : 242.46 = 110.18 : x
  2. Step 2: Convert to fraction form
    175.64/242.46 = 110.18/x
  3. Step 3: Cross multiply
    175.64x = 242.46 × 110.18
  4. Step 4: Simplify right side
    175.64x = 26,714.85
  5. Step 5: Solve for x
    x = 26,714.85/175.64
  6. Step 6: Final answer
    x = 152.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.