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Finding the Fourth Proportional to 114,627.88, 171,863.39 and 58,359.11

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Solution

The fourth proportional to 114,627.88, 171,863.39 and 58,359.11 is: 87,498.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,627.88 : 171,863.39 = 58,359.11 : x
  2. Step 2: Convert to fraction form
    114,627.88/171,863.39 = 58,359.11/x
  3. Step 3: Cross multiply
    114,627.88x = 171,863.39 × 58,359.11
  4. Step 4: Simplify right side
    114,627.88x = 10,029,793,768.56
  5. Step 5: Solve for x
    x = 10,029,793,768.56/114,627.88
  6. Step 6: Final answer
    x = 87,498.73

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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.