Home / 106,244.37-159,464.97-53,690.76

Finding the Fourth Proportional to 106,244.37, 159,464.97 and 53,690.76

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Solution

The fourth proportional to 106,244.37, 159,464.97 and 53,690.76 is: 80,585.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,244.37 : 159,464.97 = 53,690.76 : x
  2. Step 2: Convert to fraction form
    106,244.37/159,464.97 = 53,690.76/x
  3. Step 3: Cross multiply
    106,244.37x = 159,464.97 × 53,690.76
  4. Step 4: Simplify right side
    106,244.37x = 8,561,795,432.68
  5. Step 5: Solve for x
    x = 8,561,795,432.68/106,244.37
  6. Step 6: Final answer
    x = 80,585.87

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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.