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Finding the Fourth Proportional to 16,376.60, 24,564.80 and 4,689.84

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Solution

The fourth proportional to 16,376.60, 24,564.80 and 4,689.84 is: 7,034.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,376.60 : 24,564.80 = 4,689.84 : x
  2. Step 2: Convert to fraction form
    16,376.60/24,564.80 = 4,689.84/x
  3. Step 3: Cross multiply
    16,376.60x = 24,564.80 × 4,689.84
  4. Step 4: Simplify right side
    16,376.60x = 115,204,981.63
  5. Step 5: Solve for x
    x = 115,204,981.63/16,376.60
  6. Step 6: Final answer
    x = 7,034.73

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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.