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Finding the Fourth Proportional to 15,706.49, 23,560.89 and 5,845.78

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Solution

The fourth proportional to 15,706.49, 23,560.89 and 5,845.78 is: 8,769.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,706.49 : 23,560.89 = 5,845.78 : x
  2. Step 2: Convert to fraction form
    15,706.49/23,560.89 = 5,845.78/x
  3. Step 3: Cross multiply
    15,706.49x = 23,560.89 × 5,845.78
  4. Step 4: Simplify right side
    15,706.49x = 137,731,632.51
  5. Step 5: Solve for x
    x = 137,731,632.51/15,706.49
  6. Step 6: Final answer
    x = 8,769.09

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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.