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Finding the Fourth Proportional to 59.56, 88.97 and 56.60

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Solution

The fourth proportional to 59.56, 88.97 and 56.60 is: 84.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.56 : 88.97 = 56.60 : x
  2. Step 2: Convert to fraction form
    59.56/88.97 = 56.60/x
  3. Step 3: Cross multiply
    59.56x = 88.97 × 56.60
  4. Step 4: Simplify right side
    59.56x = 5,035.70
  5. Step 5: Solve for x
    x = 5,035.70/59.56
  6. Step 6: Final answer
    x = 84.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.