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Finding the Fourth Proportional to 64,658.46, 96,994.44 and 17,911.34

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Solution

The fourth proportional to 64,658.46, 96,994.44 and 17,911.34 is: 26,868.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,658.46 : 96,994.44 = 17,911.34 : x
  2. Step 2: Convert to fraction form
    64,658.46/96,994.44 = 17,911.34/x
  3. Step 3: Cross multiply
    64,658.46x = 96,994.44 × 17,911.34
  4. Step 4: Simplify right side
    64,658.46x = 1,737,299,907.98
  5. Step 5: Solve for x
    x = 1,737,299,907.98/64,658.46
  6. Step 6: Final answer
    x = 26,868.87

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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.