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Finding the Fourth Proportional to 63,556.56, 87,708.60 and 35,262

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Solution

The fourth proportional to 63,556.56, 87,708.60 and 35,262 is: 48,661.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,556.56 : 87,708.60 = 35,262 : x
  2. Step 2: Convert to fraction form
    63,556.56/87,708.60 = 35,262/x
  3. Step 3: Cross multiply
    63,556.56x = 87,708.60 × 35,262
  4. Step 4: Simplify right side
    63,556.56x = 3,092,780,653.20
  5. Step 5: Solve for x
    x = 3,092,780,653.20/63,556.56
  6. Step 6: Final answer
    x = 48,661.86

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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.