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Finding the Fourth Proportional to 73.76, 101.74 and 46.10

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Solution

The fourth proportional to 73.76, 101.74 and 46.10 is: 63.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.76 : 101.74 = 46.10 : x
  2. Step 2: Convert to fraction form
    73.76/101.74 = 46.10/x
  3. Step 3: Cross multiply
    73.76x = 101.74 × 46.10
  4. Step 4: Simplify right side
    73.76x = 4,690.21
  5. Step 5: Solve for x
    x = 4,690.21/73.76
  6. Step 6: Final answer
    x = 63.59

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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.