Home / 68,982.77-103,452.28-29,529.29

Finding the Fourth Proportional to 68,982.77, 103,452.28 and 29,529.29

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Solution

The fourth proportional to 68,982.77, 103,452.28 and 29,529.29 is: 44,284.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,982.77 : 103,452.28 = 29,529.29 : x
  2. Step 2: Convert to fraction form
    68,982.77/103,452.28 = 29,529.29/x
  3. Step 3: Cross multiply
    68,982.77x = 103,452.28 × 29,529.29
  4. Step 4: Simplify right side
    68,982.77x = 3,054,872,377.28
  5. Step 5: Solve for x
    x = 3,054,872,377.28/68,982.77
  6. Step 6: Final answer
    x = 44,284.57

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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.