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Finding the Fourth Proportional to 59.29, 88.90 and 23.22

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Solution

The fourth proportional to 59.29, 88.90 and 23.22 is: 34.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.29 : 88.90 = 23.22 : x
  2. Step 2: Convert to fraction form
    59.29/88.90 = 23.22/x
  3. Step 3: Cross multiply
    59.29x = 88.90 × 23.22
  4. Step 4: Simplify right side
    59.29x = 2,064.20
  5. Step 5: Solve for x
    x = 2,064.20/59.29
  6. Step 6: Final answer
    x = 34.82

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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.