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Finding the Fourth Proportional to 116.02, 173.87 and 101.50

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Solution

The fourth proportional to 116.02, 173.87 and 101.50 is: 152.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116.02 : 173.87 = 101.50 : x
  2. Step 2: Convert to fraction form
    116.02/173.87 = 101.50/x
  3. Step 3: Cross multiply
    116.02x = 173.87 × 101.50
  4. Step 4: Simplify right side
    116.02x = 17,647.30
  5. Step 5: Solve for x
    x = 17,647.30/116.02
  6. Step 6: Final answer
    x = 152.11

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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.