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Finding the Fourth Proportional to 159.98, 239.93 and 62.46

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Solution

The fourth proportional to 159.98, 239.93 and 62.46 is: 93.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    159.98 : 239.93 = 62.46 : x
  2. Step 2: Convert to fraction form
    159.98/239.93 = 62.46/x
  3. Step 3: Cross multiply
    159.98x = 239.93 × 62.46
  4. Step 4: Simplify right side
    159.98x = 14,986.03
  5. Step 5: Solve for x
    x = 14,986.03/159.98
  6. Step 6: Final answer
    x = 93.67

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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.