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Finding the Fourth Proportional to 63,905.56, 88,189.50 and 37,063.65

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Solution

The fourth proportional to 63,905.56, 88,189.50 and 37,063.65 is: 51,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,905.56 : 88,189.50 = 37,063.65 : x
  2. Step 2: Convert to fraction form
    63,905.56/88,189.50 = 37,063.65/x
  3. Step 3: Cross multiply
    63,905.56x = 88,189.50 × 37,063.65
  4. Step 4: Simplify right side
    63,905.56x = 3,268,624,761.68
  5. Step 5: Solve for x
    x = 3,268,624,761.68/63,905.56
  6. Step 6: Final answer
    x = 51,147.74

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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.