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Finding the Fourth Proportional to 182,680.80, 274,064.40 and 58,021.80

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Solution

The fourth proportional to 182,680.80, 274,064.40 and 58,021.80 is: 87,046.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,680.80 : 274,064.40 = 58,021.80 : x
  2. Step 2: Convert to fraction form
    182,680.80/274,064.40 = 58,021.80/x
  3. Step 3: Cross multiply
    182,680.80x = 274,064.40 × 58,021.80
  4. Step 4: Simplify right side
    182,680.80x = 15,901,709,803.92
  5. Step 5: Solve for x
    x = 15,901,709,803.92/182,680.80
  6. Step 6: Final answer
    x = 87,046.42

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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.