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Finding the Fourth Proportional to 21,597.08, 32,345.22 and 16,627.28

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Solution

The fourth proportional to 21,597.08, 32,345.22 and 16,627.28 is: 24,902.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,597.08 : 32,345.22 = 16,627.28 : x
  2. Step 2: Convert to fraction form
    21,597.08/32,345.22 = 16,627.28/x
  3. Step 3: Cross multiply
    21,597.08x = 32,345.22 × 16,627.28
  4. Step 4: Simplify right side
    21,597.08x = 537,813,029.60
  5. Step 5: Solve for x
    x = 537,813,029.60/21,597.08
  6. Step 6: Final answer
    x = 24,902.12

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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.