Home / 51,606.30-71,219.56-38,836.50

Finding the Fourth Proportional to 51,606.30, 71,219.56 and 38,836.50

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Solution

The fourth proportional to 51,606.30, 71,219.56 and 38,836.50 is: 53,596.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,606.30 : 71,219.56 = 38,836.50 : x
  2. Step 2: Convert to fraction form
    51,606.30/71,219.56 = 38,836.50/x
  3. Step 3: Cross multiply
    51,606.30x = 71,219.56 × 38,836.50
  4. Step 4: Simplify right side
    51,606.30x = 2,765,918,441.94
  5. Step 5: Solve for x
    x = 2,765,918,441.94/51,606.30
  6. Step 6: Final answer
    x = 53,596.53

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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.