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Finding the Fourth Proportional to 173.46, 260.50 and 101.77

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Solution

The fourth proportional to 173.46, 260.50 and 101.77 is: 152.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.46 : 260.50 = 101.77 : x
  2. Step 2: Convert to fraction form
    173.46/260.50 = 101.77/x
  3. Step 3: Cross multiply
    173.46x = 260.50 × 101.77
  4. Step 4: Simplify right side
    173.46x = 26,510.58
  5. Step 5: Solve for x
    x = 26,510.58/173.46
  6. Step 6: Final answer
    x = 152.83

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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.