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Finding the Fourth Proportional to 35.75, 53.59 and 32.52

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Solution

The fourth proportional to 35.75, 53.59 and 32.52 is: 48.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.75 : 53.59 = 32.52 : x
  2. Step 2: Convert to fraction form
    35.75/53.59 = 32.52/x
  3. Step 3: Cross multiply
    35.75x = 53.59 × 32.52
  4. Step 4: Simplify right side
    35.75x = 1,742.75
  5. Step 5: Solve for x
    x = 1,742.75/35.75
  6. Step 6: Final answer
    x = 48.75

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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.