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Finding the Fourth Proportional to 21,671.34, 32,508.23 and 6,087.75

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Solution

The fourth proportional to 21,671.34, 32,508.23 and 6,087.75 is: 9,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,671.34 : 32,508.23 = 6,087.75 : x
  2. Step 2: Convert to fraction form
    21,671.34/32,508.23 = 6,087.75/x
  3. Step 3: Cross multiply
    21,671.34x = 32,508.23 × 6,087.75
  4. Step 4: Simplify right side
    21,671.34x = 197,901,946.74
  5. Step 5: Solve for x
    x = 197,901,946.74/21,671.34
  6. Step 6: Final answer
    x = 9,131.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.