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Finding the Fourth Proportional to 46.32, 68.96 and 44.32

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Solution

The fourth proportional to 46.32, 68.96 and 44.32 is: 65.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.32 : 68.96 = 44.32 : x
  2. Step 2: Convert to fraction form
    46.32/68.96 = 44.32/x
  3. Step 3: Cross multiply
    46.32x = 68.96 × 44.32
  4. Step 4: Simplify right side
    46.32x = 3,056.31
  5. Step 5: Solve for x
    x = 3,056.31/46.32
  6. Step 6: Final answer
    x = 65.98

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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.