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Finding the Fourth Proportional to 175.06, 262.58 and 53.35

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Solution

The fourth proportional to 175.06, 262.58 and 53.35 is: 80.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.06 : 262.58 = 53.35 : x
  2. Step 2: Convert to fraction form
    175.06/262.58 = 53.35/x
  3. Step 3: Cross multiply
    175.06x = 262.58 × 53.35
  4. Step 4: Simplify right side
    175.06x = 14,008.38
  5. Step 5: Solve for x
    x = 14,008.38/175.06
  6. Step 6: Final answer
    x = 80.02

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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.