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Finding the Fourth Proportional to 41,802.88, 62,654.88 and 18,380.32

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Solution

The fourth proportional to 41,802.88, 62,654.88 and 18,380.32 is: 27,548.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,802.88 : 62,654.88 = 18,380.32 : x
  2. Step 2: Convert to fraction form
    41,802.88/62,654.88 = 18,380.32/x
  3. Step 3: Cross multiply
    41,802.88x = 62,654.88 × 18,380.32
  4. Step 4: Simplify right side
    41,802.88x = 1,151,616,743.96
  5. Step 5: Solve for x
    x = 1,151,616,743.96/41,802.88
  6. Step 6: Final answer
    x = 27,548.74

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1.5x scale

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.