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Finding the Fourth Proportional to 96.00, 143.87 and 35.07

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Solution

The fourth proportional to 96.00, 143.87 and 35.07 is: 52.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.00 : 143.87 = 35.07 : x
  2. Step 2: Convert to fraction form
    96.00/143.87 = 35.07/x
  3. Step 3: Cross multiply
    96.00x = 143.87 × 35.07
  4. Step 4: Simplify right side
    96.00x = 5,045.35
  5. Step 5: Solve for x
    x = 5,045.35/96.00
  6. Step 6: Final answer
    x = 52.56

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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.