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Finding the Fourth Proportional to 63,523.03, 87,647.76 and 36,659.83

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Solution

The fourth proportional to 63,523.03, 87,647.76 and 36,659.83 is: 50,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,523.03 : 87,647.76 = 36,659.83 : x
  2. Step 2: Convert to fraction form
    63,523.03/87,647.76 = 36,659.83/x
  3. Step 3: Cross multiply
    63,523.03x = 87,647.76 × 36,659.83
  4. Step 4: Simplify right side
    63,523.03x = 3,213,151,981.48
  5. Step 5: Solve for x
    x = 3,213,151,981.48/63,523.03
  6. Step 6: Final answer
    x = 50,582.47

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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.