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Finding the Fourth Proportional to 58,175.94, 87,180.46 and 33,164.34

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Solution

The fourth proportional to 58,175.94, 87,180.46 and 33,164.34 is: 49,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,175.94 : 87,180.46 = 33,164.34 : x
  2. Step 2: Convert to fraction form
    58,175.94/87,180.46 = 33,164.34/x
  3. Step 3: Cross multiply
    58,175.94x = 87,180.46 × 33,164.34
  4. Step 4: Simplify right side
    58,175.94x = 2,891,282,416.80
  5. Step 5: Solve for x
    x = 2,891,282,416.80/58,175.94
  6. Step 6: Final answer
    x = 49,698.94

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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.