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Finding the Fourth Proportional to 15,106.53, 22,662.09 and 7,706.95

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Solution

The fourth proportional to 15,106.53, 22,662.09 and 7,706.95 is: 11,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106.53 : 22,662.09 = 7,706.95 : x
  2. Step 2: Convert to fraction form
    15,106.53/22,662.09 = 7,706.95/x
  3. Step 3: Cross multiply
    15,106.53x = 22,662.09 × 7,706.95
  4. Step 4: Simplify right side
    15,106.53x = 174,655,481.22
  5. Step 5: Solve for x
    x = 174,655,481.22/15,106.53
  6. Step 6: Final answer
    x = 11,561.59

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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.