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Finding the Fourth Proportional to 46.58, 64.30 and 35.69

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Solution

The fourth proportional to 46.58, 64.30 and 35.69 is: 49.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.58 : 64.30 = 35.69 : x
  2. Step 2: Convert to fraction form
    46.58/64.30 = 35.69/x
  3. Step 3: Cross multiply
    46.58x = 64.30 × 35.69
  4. Step 4: Simplify right side
    46.58x = 2,294.87
  5. Step 5: Solve for x
    x = 2,294.87/46.58
  6. Step 6: Final answer
    x = 49.27

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