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Finding the Fourth Proportional to 17,893.58, 26,817.16 and 7,351.68

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Solution

The fourth proportional to 17,893.58, 26,817.16 and 7,351.68 is: 11,017.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,893.58 : 26,817.16 = 7,351.68 : x
  2. Step 2: Convert to fraction form
    17,893.58/26,817.16 = 7,351.68/x
  3. Step 3: Cross multiply
    17,893.58x = 26,817.16 × 7,351.68
  4. Step 4: Simplify right side
    17,893.58x = 197,151,178.83
  5. Step 5: Solve for x
    x = 197,151,178.83/17,893.58
  6. Step 6: Final answer
    x = 11,017.98

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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.