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Finding the Fourth Proportional to 63,564.57, 87,714.95 and 35,269.29

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Solution

The fourth proportional to 63,564.57, 87,714.95 and 35,269.29 is: 48,669.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,564.57 : 87,714.95 = 35,269.29 : x
  2. Step 2: Convert to fraction form
    63,564.57/87,714.95 = 35,269.29/x
  3. Step 3: Cross multiply
    63,564.57x = 87,714.95 × 35,269.29
  4. Step 4: Simplify right side
    63,564.57x = 3,093,643,832.54
  5. Step 5: Solve for x
    x = 3,093,643,832.54/63,564.57
  6. Step 6: Final answer
    x = 48,669.31

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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.