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Finding the Fourth Proportional to 53,654.97, 80,482.48 and 18,594.63

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Solution

The fourth proportional to 53,654.97, 80,482.48 and 18,594.63 is: 27,891.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,654.97 : 80,482.48 = 18,594.63 : x
  2. Step 2: Convert to fraction form
    53,654.97/80,482.48 = 18,594.63/x
  3. Step 3: Cross multiply
    53,654.97x = 80,482.48 × 18,594.63
  4. Step 4: Simplify right side
    53,654.97x = 1,496,541,441.70
  5. Step 5: Solve for x
    x = 1,496,541,441.70/53,654.97
  6. Step 6: Final answer
    x = 27,891.94

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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.