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Finding the Fourth Proportional to 59.53, 88.93 and 58.45

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Solution

The fourth proportional to 59.53, 88.93 and 58.45 is: 87.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.53 : 88.93 = 58.45 : x
  2. Step 2: Convert to fraction form
    59.53/88.93 = 58.45/x
  3. Step 3: Cross multiply
    59.53x = 88.93 × 58.45
  4. Step 4: Simplify right side
    59.53x = 5,197.96
  5. Step 5: Solve for x
    x = 5,197.96/59.53
  6. Step 6: Final answer
    x = 87.32

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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.