Home / 68,964.72-103,492.44-37,821.84

Finding the Fourth Proportional to 68,964.72, 103,492.44 and 37,821.84

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Solution

The fourth proportional to 68,964.72, 103,492.44 and 37,821.84 is: 56,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,964.72 : 103,492.44 = 37,821.84 : x
  2. Step 2: Convert to fraction form
    68,964.72/103,492.44 = 37,821.84/x
  3. Step 3: Cross multiply
    68,964.72x = 103,492.44 × 37,821.84
  4. Step 4: Simplify right side
    68,964.72x = 3,914,274,506.89
  5. Step 5: Solve for x
    x = 3,914,274,506.89/68,964.72
  6. Step 6: Final answer
    x = 56,757.64

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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.