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Finding the Fourth Proportional to 47.41, 71.06 and 26.01

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Solution

The fourth proportional to 47.41, 71.06 and 26.01 is: 38.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47.41 : 71.06 = 26.01 : x
  2. Step 2: Convert to fraction form
    47.41/71.06 = 26.01/x
  3. Step 3: Cross multiply
    47.41x = 71.06 × 26.01
  4. Step 4: Simplify right side
    47.41x = 1,848.14
  5. Step 5: Solve for x
    x = 1,848.14/47.41
  6. Step 6: Final answer
    x = 38.98

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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.