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Finding the Fourth Proportional to 15,706.73, 23,560.29 and 4,019.64

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Solution

The fourth proportional to 15,706.73, 23,560.29 and 4,019.64 is: 6,029.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,706.73 : 23,560.29 = 4,019.64 : x
  2. Step 2: Convert to fraction form
    15,706.73/23,560.29 = 4,019.64/x
  3. Step 3: Cross multiply
    15,706.73x = 23,560.29 × 4,019.64
  4. Step 4: Simplify right side
    15,706.73x = 94,703,884.10
  5. Step 5: Solve for x
    x = 94,703,884.10/15,706.73
  6. Step 6: Final answer
    x = 6,029.51

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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.