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Finding the Fourth Proportional to 55,773.82, 83,654.61 and 16,331.32

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Solution

The fourth proportional to 55,773.82, 83,654.61 and 16,331.32 is: 24,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,773.82 : 83,654.61 = 16,331.32 : x
  2. Step 2: Convert to fraction form
    55,773.82/83,654.61 = 16,331.32/x
  3. Step 3: Cross multiply
    55,773.82x = 83,654.61 × 16,331.32
  4. Step 4: Simplify right side
    55,773.82x = 1,366,190,205.39
  5. Step 5: Solve for x
    x = 1,366,190,205.39/55,773.82
  6. Step 6: Final answer
    x = 24,495.19

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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.