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Finding the Fourth Proportional to 69,026.34, 103,522.41 and 29,578.98

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Solution

The fourth proportional to 69,026.34, 103,522.41 and 29,578.98 is: 44,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,026.34 : 103,522.41 = 29,578.98 : x
  2. Step 2: Convert to fraction form
    69,026.34/103,522.41 = 29,578.98/x
  3. Step 3: Cross multiply
    69,026.34x = 103,522.41 × 29,578.98
  4. Step 4: Simplify right side
    69,026.34x = 3,062,087,294.94
  5. Step 5: Solve for x
    x = 3,062,087,294.94/69,026.34
  6. Step 6: Final answer
    x = 44,361.14

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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.