Home / 208,241.92-312,360.09-50,471.74

Finding the Fourth Proportional to 208,241.92, 312,360.09 and 50,471.74

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Solution

The fourth proportional to 208,241.92, 312,360.09 and 50,471.74 is: 75,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,241.92 : 312,360.09 = 50,471.74 : x
  2. Step 2: Convert to fraction form
    208,241.92/312,360.09 = 50,471.74/x
  3. Step 3: Cross multiply
    208,241.92x = 312,360.09 × 50,471.74
  4. Step 4: Simplify right side
    208,241.92x = 15,765,357,248.86
  5. Step 5: Solve for x
    x = 15,765,357,248.86/208,241.92
  6. Step 6: Final answer
    x = 75,706.93

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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.