Home / 205,123.28-283,042.13-114,467.67

Finding the Fourth Proportional to 205,123.28, 283,042.13 and 114,467.67

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Solution

The fourth proportional to 205,123.28, 283,042.13 and 114,467.67 is: 157,949.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,123.28 : 283,042.13 = 114,467.67 : x
  2. Step 2: Convert to fraction form
    205,123.28/283,042.13 = 114,467.67/x
  3. Step 3: Cross multiply
    205,123.28x = 283,042.13 × 114,467.67
  4. Step 4: Simplify right side
    205,123.28x = 32,399,172,560.60
  5. Step 5: Solve for x
    x = 32,399,172,560.60/205,123.28
  6. Step 6: Final answer
    x = 157,949.76

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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.