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Finding the Fourth Proportional to 37.02, 51.14 and 26.15

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Solution

The fourth proportional to 37.02, 51.14 and 26.15 is: 36.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.02 : 51.14 = 26.15 : x
  2. Step 2: Convert to fraction form
    37.02/51.14 = 26.15/x
  3. Step 3: Cross multiply
    37.02x = 51.14 × 26.15
  4. Step 4: Simplify right side
    37.02x = 1,337.31
  5. Step 5: Solve for x
    x = 1,337.31/37.02
  6. Step 6: Final answer
    x = 36.13

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Why These Related Problems?

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