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Finding the Fourth Proportional to 17,773.94, 26,654.76 and 9,888.44

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Solution

The fourth proportional to 17,773.94, 26,654.76 and 9,888.44 is: 14,829.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,773.94 : 26,654.76 = 9,888.44 : x
  2. Step 2: Convert to fraction form
    17,773.94/26,654.76 = 9,888.44/x
  3. Step 3: Cross multiply
    17,773.94x = 26,654.76 × 9,888.44
  4. Step 4: Simplify right side
    17,773.94x = 263,573,994.97
  5. Step 5: Solve for x
    x = 263,573,994.97/17,773.94
  6. Step 6: Final answer
    x = 14,829.24

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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.