Home / 68,949.84-103,338.54-29,460.72

Finding the Fourth Proportional to 68,949.84, 103,338.54 and 29,460.72

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Solution

The fourth proportional to 68,949.84, 103,338.54 and 29,460.72 is: 44,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,949.84 : 103,338.54 = 29,460.72 : x
  2. Step 2: Convert to fraction form
    68,949.84/103,338.54 = 29,460.72/x
  3. Step 3: Cross multiply
    68,949.84x = 103,338.54 × 29,460.72
  4. Step 4: Simplify right side
    68,949.84x = 3,044,427,792.15
  5. Step 5: Solve for x
    x = 3,044,427,792.15/68,949.84
  6. Step 6: Final answer
    x = 44,154.24

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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.