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Finding the Fourth Proportional to 63,792.74, 95,455.08 and 53,236.71

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Solution

The fourth proportional to 63,792.74, 95,455.08 and 53,236.71 is: 79,659.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,792.74 : 95,455.08 = 53,236.71 : x
  2. Step 2: Convert to fraction form
    63,792.74/95,455.08 = 53,236.71/x
  3. Step 3: Cross multiply
    63,792.74x = 95,455.08 × 53,236.71
  4. Step 4: Simplify right side
    63,792.74x = 5,081,714,134.35
  5. Step 5: Solve for x
    x = 5,081,714,134.35/63,792.74
  6. Step 6: Final answer
    x = 79,659.75

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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.