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Finding the Fourth Proportional to 59.63, 88.94 and 58.70

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Solution

The fourth proportional to 59.63, 88.94 and 58.70 is: 87.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.63 : 88.94 = 58.70 : x
  2. Step 2: Convert to fraction form
    59.63/88.94 = 58.70/x
  3. Step 3: Cross multiply
    59.63x = 88.94 × 58.70
  4. Step 4: Simplify right side
    59.63x = 5,220.48
  5. Step 5: Solve for x
    x = 5,220.48/59.63
  6. Step 6: Final answer
    x = 87.56

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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.