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Finding the Fourth Proportional to 35.55, 49.02 and 26.35

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Solution

The fourth proportional to 35.55, 49.02 and 26.35 is: 36.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.55 : 49.02 = 26.35 : x
  2. Step 2: Convert to fraction form
    35.55/49.02 = 26.35/x
  3. Step 3: Cross multiply
    35.55x = 49.02 × 26.35
  4. Step 4: Simplify right side
    35.55x = 1,291.68
  5. Step 5: Solve for x
    x = 1,291.68/35.55
  6. Step 6: Final answer
    x = 36.33

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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.