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Finding the Fourth Proportional to 46.04, 69.10 and 43.84

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Solution

The fourth proportional to 46.04, 69.10 and 43.84 is: 65.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.04 : 69.10 = 43.84 : x
  2. Step 2: Convert to fraction form
    46.04/69.10 = 43.84/x
  3. Step 3: Cross multiply
    46.04x = 69.10 × 43.84
  4. Step 4: Simplify right side
    46.04x = 3,029.34
  5. Step 5: Solve for x
    x = 3,029.34/46.04
  6. Step 6: Final answer
    x = 65.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.