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Finding the Fourth Proportional to 73.36, 101.18 and 46.76

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Solution

The fourth proportional to 73.36, 101.18 and 46.76 is: 64.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.36 : 101.18 = 46.76 : x
  2. Step 2: Convert to fraction form
    73.36/101.18 = 46.76/x
  3. Step 3: Cross multiply
    73.36x = 101.18 × 46.76
  4. Step 4: Simplify right side
    73.36x = 4,730.79
  5. Step 5: Solve for x
    x = 4,730.79/73.36
  6. Step 6: Final answer
    x = 64.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.