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Finding the Fourth Proportional to 16,570.80, 24,856.20 and 14,930.55

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Solution

The fourth proportional to 16,570.80, 24,856.20 and 14,930.55 is: 22,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,570.80 : 24,856.20 = 14,930.55 : x
  2. Step 2: Convert to fraction form
    16,570.80/24,856.20 = 14,930.55/x
  3. Step 3: Cross multiply
    16,570.80x = 24,856.20 × 14,930.55
  4. Step 4: Simplify right side
    16,570.80x = 371,116,736.91
  5. Step 5: Solve for x
    x = 371,116,736.91/16,570.80
  6. Step 6: Final answer
    x = 22,395.83

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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.