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Finding the Fourth Proportional to 245.19, 367.81 and 62.59

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Solution

The fourth proportional to 245.19, 367.81 and 62.59 is: 93.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.19 : 367.81 = 62.59 : x
  2. Step 2: Convert to fraction form
    245.19/367.81 = 62.59/x
  3. Step 3: Cross multiply
    245.19x = 367.81 × 62.59
  4. Step 4: Simplify right side
    245.19x = 23,020.15
  5. Step 5: Solve for x
    x = 23,020.15/245.19
  6. Step 6: Final answer
    x = 93.89

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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.