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Finding the Fourth Proportional to 43.47, 59.67 and 37.53

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Solution

The fourth proportional to 43.47, 59.67 and 37.53 is: 51.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.47 : 59.67 = 37.53 : x
  2. Step 2: Convert to fraction form
    43.47/59.67 = 37.53/x
  3. Step 3: Cross multiply
    43.47x = 59.67 × 37.53
  4. Step 4: Simplify right side
    43.47x = 2,239.42
  5. Step 5: Solve for x
    x = 2,239.42/43.47
  6. Step 6: Final answer
    x = 51.52

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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.