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Finding the Fourth Proportional to 61,644.85, 92,467.89 and 19,524.13

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Solution

The fourth proportional to 61,644.85, 92,467.89 and 19,524.13 is: 29,286.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,644.85 : 92,467.89 = 19,524.13 : x
  2. Step 2: Convert to fraction form
    61,644.85/92,467.89 = 19,524.13/x
  3. Step 3: Cross multiply
    61,644.85x = 92,467.89 × 19,524.13
  4. Step 4: Simplify right side
    61,644.85x = 1,805,354,874.02
  5. Step 5: Solve for x
    x = 1,805,354,874.02/61,644.85
  6. Step 6: Final answer
    x = 29,286.39

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1.5x scale

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.