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Finding the Fourth Proportional to 163.19, 244.79 and 59.06

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Solution

The fourth proportional to 163.19, 244.79 and 59.06 is: 88.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.19 : 244.79 = 59.06 : x
  2. Step 2: Convert to fraction form
    163.19/244.79 = 59.06/x
  3. Step 3: Cross multiply
    163.19x = 244.79 × 59.06
  4. Step 4: Simplify right side
    163.19x = 14,455.78
  5. Step 5: Solve for x
    x = 14,455.78/163.19
  6. Step 6: Final answer
    x = 88.59

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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.