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Finding the Fourth Proportional to 63,057.82, 87,023.01 and 34,763.44

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Solution

The fourth proportional to 63,057.82, 87,023.01 and 34,763.44 is: 47,975.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,057.82 : 87,023.01 = 34,763.44 : x
  2. Step 2: Convert to fraction form
    63,057.82/87,023.01 = 34,763.44/x
  3. Step 3: Cross multiply
    63,057.82x = 87,023.01 × 34,763.44
  4. Step 4: Simplify right side
    63,057.82x = 3,025,219,186.75
  5. Step 5: Solve for x
    x = 3,025,219,186.75/63,057.82
  6. Step 6: Final answer
    x = 47,975.32

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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.