Home / 204,187.40-305,666.70-179,611.40

Finding the Fourth Proportional to 204,187.40, 305,666.70 and 179,611.40

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Solution

The fourth proportional to 204,187.40, 305,666.70 and 179,611.40 is: 268,876.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,187.40 : 305,666.70 = 179,611.40 : x
  2. Step 2: Convert to fraction form
    204,187.40/305,666.70 = 179,611.40/x
  3. Step 3: Cross multiply
    204,187.40x = 305,666.70 × 179,611.40
  4. Step 4: Simplify right side
    204,187.40x = 54,901,223,920.38
  5. Step 5: Solve for x
    x = 54,901,223,920.38/204,187.40
  6. Step 6: Final answer
    x = 268,876.65

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1.5x scale

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.