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Finding the Fourth Proportional to 59.58, 89.49 and 41.58

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Solution

The fourth proportional to 59.58, 89.49 and 41.58 is: 62.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.58 : 89.49 = 41.58 : x
  2. Step 2: Convert to fraction form
    59.58/89.49 = 41.58/x
  3. Step 3: Cross multiply
    59.58x = 89.49 × 41.58
  4. Step 4: Simplify right side
    59.58x = 3,720.99
  5. Step 5: Solve for x
    x = 3,720.99/59.58
  6. Step 6: Final answer
    x = 62.45

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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.