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Finding the Fourth Proportional to 68,994.33, 103,531.64 and 29,010.41

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Solution

The fourth proportional to 68,994.33, 103,531.64 and 29,010.41 is: 43,532.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,994.33 : 103,531.64 = 29,010.41 : x
  2. Step 2: Convert to fraction form
    68,994.33/103,531.64 = 29,010.41/x
  3. Step 3: Cross multiply
    68,994.33x = 103,531.64 × 29,010.41
  4. Step 4: Simplify right side
    68,994.33x = 3,003,495,603.27
  5. Step 5: Solve for x
    x = 3,003,495,603.27/68,994.33
  6. Step 6: Final answer
    x = 43,532.50

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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.