Home / 106,254.96-159,382.26-72,873.82

Finding the Fourth Proportional to 106,254.96, 159,382.26 and 72,873.82

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Solution

The fourth proportional to 106,254.96, 159,382.26 and 72,873.82 is: 109,310.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,254.96 : 159,382.26 = 72,873.82 : x
  2. Step 2: Convert to fraction form
    106,254.96/159,382.26 = 72,873.82/x
  3. Step 3: Cross multiply
    106,254.96x = 159,382.26 × 72,873.82
  4. Step 4: Simplify right side
    106,254.96x = 11,614,794,008.64
  5. Step 5: Solve for x
    x = 11,614,794,008.64/106,254.96
  6. Step 6: Final answer
    x = 109,310.61

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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.