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Finding the Fourth Proportional to 63,662.52, 95,403.36 and 46,890.96

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Solution

The fourth proportional to 63,662.52, 95,403.36 and 46,890.96 is: 70,269.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,662.52 : 95,403.36 = 46,890.96 : x
  2. Step 2: Convert to fraction form
    63,662.52/95,403.36 = 46,890.96/x
  3. Step 3: Cross multiply
    63,662.52x = 95,403.36 × 46,890.96
  4. Step 4: Simplify right side
    63,662.52x = 4,473,555,137.63
  5. Step 5: Solve for x
    x = 4,473,555,137.63/63,662.52
  6. Step 6: Final answer
    x = 70,269.84

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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.