Home / 208,364.97-312,546.11-50,592.36

Finding the Fourth Proportional to 208,364.97, 312,546.11 and 50,592.36

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Solution

The fourth proportional to 208,364.97, 312,546.11 and 50,592.36 is: 75,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,364.97 : 312,546.11 = 50,592.36 : x
  2. Step 2: Convert to fraction form
    208,364.97/312,546.11 = 50,592.36/x
  3. Step 3: Cross multiply
    208,364.97x = 312,546.11 × 50,592.36
  4. Step 4: Simplify right side
    208,364.97x = 15,812,446,517.39
  5. Step 5: Solve for x
    x = 15,812,446,517.39/208,364.97
  6. Step 6: Final answer
    x = 75,888.22

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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.