Home / 202,218.57-279,086.33-116,177.40

Finding the Fourth Proportional to 202,218.57, 279,086.33 and 116,177.40

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Solution

The fourth proportional to 202,218.57, 279,086.33 and 116,177.40 is: 160,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,218.57 : 279,086.33 = 116,177.40 : x
  2. Step 2: Convert to fraction form
    202,218.57/279,086.33 = 116,177.40/x
  3. Step 3: Cross multiply
    202,218.57x = 279,086.33 × 116,177.40
  4. Step 4: Simplify right side
    202,218.57x = 32,423,524,194.94
  5. Step 5: Solve for x
    x = 32,423,524,194.94/202,218.57
  6. Step 6: Final answer
    x = 160,339.00

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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.