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Finding the Fourth Proportional to 63,446.96, 87,592.20 and 43,334

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Solution

The fourth proportional to 63,446.96, 87,592.20 and 43,334 is: 59,825.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,446.96 : 87,592.20 = 43,334 : x
  2. Step 2: Convert to fraction form
    63,446.96/87,592.20 = 43,334/x
  3. Step 3: Cross multiply
    63,446.96x = 87,592.20 × 43,334
  4. Step 4: Simplify right side
    63,446.96x = 3,795,720,394.80
  5. Step 5: Solve for x
    x = 3,795,720,394.80/63,446.96
  6. Step 6: Final answer
    x = 59,825.09

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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.