Home / 208,192.19-312,241.56-95,764.43

Finding the Fourth Proportional to 208,192.19, 312,241.56 and 95,764.43

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Solution

The fourth proportional to 208,192.19, 312,241.56 and 95,764.43 is: 143,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,192.19 : 312,241.56 = 95,764.43 : x
  2. Step 2: Convert to fraction form
    208,192.19/312,241.56 = 95,764.43/x
  3. Step 3: Cross multiply
    208,192.19x = 312,241.56 × 95,764.43
  4. Step 4: Simplify right side
    208,192.19x = 29,901,633,454.50
  5. Step 5: Solve for x
    x = 29,901,633,454.50/208,192.19
  6. Step 6: Final answer
    x = 143,625.15

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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.