Home / 68,836.30-94,998.96-38,624.50

Finding the Fourth Proportional to 68,836.30, 94,998.96 and 38,624.50

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Solution

The fourth proportional to 68,836.30, 94,998.96 and 38,624.50 is: 53,304.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,836.30 : 94,998.96 = 38,624.50 : x
  2. Step 2: Convert to fraction form
    68,836.30/94,998.96 = 38,624.50/x
  3. Step 3: Cross multiply
    68,836.30x = 94,998.96 × 38,624.50
  4. Step 4: Simplify right side
    68,836.30x = 3,669,287,330.52
  5. Step 5: Solve for x
    x = 3,669,287,330.52/68,836.30
  6. Step 6: Final answer
    x = 53,304.54

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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.