Home / 51,780.60-77,555.88-50,523.48

Finding the Fourth Proportional to 51,780.60, 77,555.88 and 50,523.48

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Solution

The fourth proportional to 51,780.60, 77,555.88 and 50,523.48 is: 75,672.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,780.60 : 77,555.88 = 50,523.48 : x
  2. Step 2: Convert to fraction form
    51,780.60/77,555.88 = 50,523.48/x
  3. Step 3: Cross multiply
    51,780.60x = 77,555.88 × 50,523.48
  4. Step 4: Simplify right side
    51,780.60x = 3,918,392,952.06
  5. Step 5: Solve for x
    x = 3,918,392,952.06/51,780.60
  6. Step 6: Final answer
    x = 75,672.99

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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.