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Finding the Fourth Proportional to 63,873.36, 88,146.15 and 36,653.88

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Solution

The fourth proportional to 63,873.36, 88,146.15 and 36,653.88 is: 50,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,873.36 : 88,146.15 = 36,653.88 : x
  2. Step 2: Convert to fraction form
    63,873.36/88,146.15 = 36,653.88/x
  3. Step 3: Cross multiply
    63,873.36x = 88,146.15 × 36,653.88
  4. Step 4: Simplify right side
    63,873.36x = 3,230,898,404.56
  5. Step 5: Solve for x
    x = 3,230,898,404.56/63,873.36
  6. Step 6: Final answer
    x = 50,582.88

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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.