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Finding the Fourth Proportional to 50.51, 75.27 and 46.67

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Solution

The fourth proportional to 50.51, 75.27 and 46.67 is: 69.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.51 : 75.27 = 46.67 : x
  2. Step 2: Convert to fraction form
    50.51/75.27 = 46.67/x
  3. Step 3: Cross multiply
    50.51x = 75.27 × 46.67
  4. Step 4: Simplify right side
    50.51x = 3,512.47
  5. Step 5: Solve for x
    x = 3,512.47/50.51
  6. Step 6: Final answer
    x = 69.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.