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Finding the Fourth Proportional to 63,317.69, 87,378.41 and 35,023.38

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Solution

The fourth proportional to 63,317.69, 87,378.41 and 35,023.38 is: 48,332.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,317.69 : 87,378.41 = 35,023.38 : x
  2. Step 2: Convert to fraction form
    63,317.69/87,378.41 = 35,023.38/x
  3. Step 3: Cross multiply
    63,317.69x = 87,378.41 × 35,023.38
  4. Step 4: Simplify right side
    63,317.69x = 3,060,287,257.23
  5. Step 5: Solve for x
    x = 3,060,287,257.23/63,317.69
  6. Step 6: Final answer
    x = 48,332.26

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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.