Home / 185,953.28-278,923.37-80,772.26

Finding the Fourth Proportional to 185,953.28, 278,923.37 and 80,772.26

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Solution

The fourth proportional to 185,953.28, 278,923.37 and 80,772.26 is: 121,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,953.28 : 278,923.37 = 80,772.26 : x
  2. Step 2: Convert to fraction form
    185,953.28/278,923.37 = 80,772.26/x
  3. Step 3: Cross multiply
    185,953.28x = 278,923.37 × 80,772.26
  4. Step 4: Simplify right side
    185,953.28x = 22,529,269,163.24
  5. Step 5: Solve for x
    x = 22,529,269,163.24/185,953.28
  6. Step 6: Final answer
    x = 121,155.54

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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.