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Finding the Fourth Proportional to 61,773.96, 92,667.74 and 19,644.18

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Solution

The fourth proportional to 61,773.96, 92,667.74 and 19,644.18 is: 29,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,773.96 : 92,667.74 = 19,644.18 : x
  2. Step 2: Convert to fraction form
    61,773.96/92,667.74 = 19,644.18/x
  3. Step 3: Cross multiply
    61,773.96x = 92,667.74 × 19,644.18
  4. Step 4: Simplify right side
    61,773.96x = 1,820,381,764.75
  5. Step 5: Solve for x
    x = 1,820,381,764.75/61,773.96
  6. Step 6: Final answer
    x = 29,468.43

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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.