Home / 68,581.30-94,637.76-38,361.44

Finding the Fourth Proportional to 68,581.30, 94,637.76 and 38,361.44

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Solution

The fourth proportional to 68,581.30, 94,637.76 and 38,361.44 is: 52,936.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,581.30 : 94,637.76 = 38,361.44 : x
  2. Step 2: Convert to fraction form
    68,581.30/94,637.76 = 38,361.44/x
  3. Step 3: Cross multiply
    68,581.30x = 94,637.76 × 38,361.44
  4. Step 4: Simplify right side
    68,581.30x = 3,630,440,751.97
  5. Step 5: Solve for x
    x = 3,630,440,751.97/68,581.30
  6. Step 6: Final answer
    x = 52,936.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.