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Finding the Fourth Proportional to 63,765.63, 95,653.85 and 19,392.75

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Solution

The fourth proportional to 63,765.63, 95,653.85 and 19,392.75 is: 29,090.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,765.63 : 95,653.85 = 19,392.75 : x
  2. Step 2: Convert to fraction form
    63,765.63/95,653.85 = 19,392.75/x
  3. Step 3: Cross multiply
    63,765.63x = 95,653.85 × 19,392.75
  4. Step 4: Simplify right side
    63,765.63x = 1,854,991,102.62
  5. Step 5: Solve for x
    x = 1,854,991,102.62/63,765.63
  6. Step 6: Final answer
    x = 29,090.77

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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.