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Finding the Fourth Proportional to 46.63, 64.10 and 44.65

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Solution

The fourth proportional to 46.63, 64.10 and 44.65 is: 61.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.63 : 64.10 = 44.65 : x
  2. Step 2: Convert to fraction form
    46.63/64.10 = 44.65/x
  3. Step 3: Cross multiply
    46.63x = 64.10 × 44.65
  4. Step 4: Simplify right side
    46.63x = 2,862.07
  5. Step 5: Solve for x
    x = 2,862.07/46.63
  6. Step 6: Final answer
    x = 61.38

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.