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Finding the Fourth Proportional to 59.47, 89.22 and 26.95

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Solution

The fourth proportional to 59.47, 89.22 and 26.95 is: 40.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.47 : 89.22 = 26.95 : x
  2. Step 2: Convert to fraction form
    59.47/89.22 = 26.95/x
  3. Step 3: Cross multiply
    59.47x = 89.22 × 26.95
  4. Step 4: Simplify right side
    59.47x = 2,404.48
  5. Step 5: Solve for x
    x = 2,404.48/59.47
  6. Step 6: Final answer
    x = 40.43

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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.