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Finding the Fourth Proportional to 23,706.61, 35,563.55 and 8,916.55

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Solution

The fourth proportional to 23,706.61, 35,563.55 and 8,916.55 is: 13,376.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,706.61 : 35,563.55 = 8,916.55 : x
  2. Step 2: Convert to fraction form
    23,706.61/35,563.55 = 8,916.55/x
  3. Step 3: Cross multiply
    23,706.61x = 35,563.55 × 8,916.55
  4. Step 4: Simplify right side
    23,706.61x = 317,104,171.75
  5. Step 5: Solve for x
    x = 317,104,171.75/23,706.61
  6. Step 6: Final answer
    x = 13,376.19

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Why These Related Problems?

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