Home / 190,846.20-286,269.30-179,959.80

Finding the Fourth Proportional to 190,846.20, 286,269.30 and 179,959.80

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Solution

The fourth proportional to 190,846.20, 286,269.30 and 179,959.80 is: 269,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,846.20 : 286,269.30 = 179,959.80 : x
  2. Step 2: Convert to fraction form
    190,846.20/286,269.30 = 179,959.80/x
  3. Step 3: Cross multiply
    190,846.20x = 286,269.30 × 179,959.80
  4. Step 4: Simplify right side
    190,846.20x = 51,516,965,974.14
  5. Step 5: Solve for x
    x = 51,516,965,974.14/190,846.20
  6. Step 6: Final answer
    x = 269,939.70

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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.