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Finding the Fourth Proportional to 45,150.44, 67,706.22 and 17,429

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Solution

The fourth proportional to 45,150.44, 67,706.22 and 17,429 is: 26,136.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,150.44 : 67,706.22 = 17,429 : x
  2. Step 2: Convert to fraction form
    45,150.44/67,706.22 = 17,429/x
  3. Step 3: Cross multiply
    45,150.44x = 67,706.22 × 17,429
  4. Step 4: Simplify right side
    45,150.44x = 1,180,051,708.38
  5. Step 5: Solve for x
    x = 1,180,051,708.38/45,150.44
  6. Step 6: Final answer
    x = 26,136.00

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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.