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Finding the Fourth Proportional to 224.51, 336.72 and 59.98

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Solution

The fourth proportional to 224.51, 336.72 and 59.98 is: 89.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.51 : 336.72 = 59.98 : x
  2. Step 2: Convert to fraction form
    224.51/336.72 = 59.98/x
  3. Step 3: Cross multiply
    224.51x = 336.72 × 59.98
  4. Step 4: Simplify right side
    224.51x = 20,197.11
  5. Step 5: Solve for x
    x = 20,197.11/224.51
  6. Step 6: Final answer
    x = 89.96

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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.