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Finding the Fourth Proportional to 104,489.96, 144,205.08 and 59,175.96

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Solution

The fourth proportional to 104,489.96, 144,205.08 and 59,175.96 is: 81,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,489.96 : 144,205.08 = 59,175.96 : x
  2. Step 2: Convert to fraction form
    104,489.96/144,205.08 = 59,175.96/x
  3. Step 3: Cross multiply
    104,489.96x = 144,205.08 × 59,175.96
  4. Step 4: Simplify right side
    104,489.96x = 8,533,474,045.88
  5. Step 5: Solve for x
    x = 8,533,474,045.88/104,489.96
  6. Step 6: Final answer
    x = 81,667.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.