Home / 119,500.92-164,917.22-65,785.37

Finding the Fourth Proportional to 119,500.92, 164,917.22 and 65,785.37

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Solution

The fourth proportional to 119,500.92, 164,917.22 and 65,785.37 is: 90,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,500.92 : 164,917.22 = 65,785.37 : x
  2. Step 2: Convert to fraction form
    119,500.92/164,917.22 = 65,785.37/x
  3. Step 3: Cross multiply
    119,500.92x = 164,917.22 × 65,785.37
  4. Step 4: Simplify right side
    119,500.92x = 10,849,139,183.56
  5. Step 5: Solve for x
    x = 10,849,139,183.56/119,500.92
  6. Step 6: Final answer
    x = 90,787.08

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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.