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Finding the Fourth Proportional to 63,566.48, 87,722.52 and 35,274.80

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Solution

The fourth proportional to 63,566.48, 87,722.52 and 35,274.80 is: 48,679.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,566.48 : 87,722.52 = 35,274.80 : x
  2. Step 2: Convert to fraction form
    63,566.48/87,722.52 = 35,274.80/x
  3. Step 3: Cross multiply
    63,566.48x = 87,722.52 × 35,274.80
  4. Step 4: Simplify right side
    63,566.48x = 3,094,394,348.50
  5. Step 5: Solve for x
    x = 3,094,394,348.50/63,566.48
  6. Step 6: Final answer
    x = 48,679.66

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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.