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Finding the Fourth Proportional to 59.60, 88.93 and 58.23

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Solution

The fourth proportional to 59.60, 88.93 and 58.23 is: 86.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.60 : 88.93 = 58.23 : x
  2. Step 2: Convert to fraction form
    59.60/88.93 = 58.23/x
  3. Step 3: Cross multiply
    59.60x = 88.93 × 58.23
  4. Step 4: Simplify right side
    59.60x = 5,178.39
  5. Step 5: Solve for x
    x = 5,178.39/59.60
  6. Step 6: Final answer
    x = 86.89

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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.