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Finding the Fourth Proportional to 18,377.44, 25,361.04 and 10,924

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Solution

The fourth proportional to 18,377.44, 25,361.04 and 10,924 is: 15,075.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377.44 : 25,361.04 = 10,924 : x
  2. Step 2: Convert to fraction form
    18,377.44/25,361.04 = 10,924/x
  3. Step 3: Cross multiply
    18,377.44x = 25,361.04 × 10,924
  4. Step 4: Simplify right side
    18,377.44x = 277,044,000.96
  5. Step 5: Solve for x
    x = 277,044,000.96/18,377.44
  6. Step 6: Final answer
    x = 15,075.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.