Home / 204,795.48-307,192.50-92,515.08

Finding the Fourth Proportional to 204,795.48, 307,192.50 and 92,515.08

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Solution

The fourth proportional to 204,795.48, 307,192.50 and 92,515.08 is: 138,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,795.48 : 307,192.50 = 92,515.08 : x
  2. Step 2: Convert to fraction form
    204,795.48/307,192.50 = 92,515.08/x
  3. Step 3: Cross multiply
    204,795.48x = 307,192.50 × 92,515.08
  4. Step 4: Simplify right side
    204,795.48x = 28,419,938,712.90
  5. Step 5: Solve for x
    x = 28,419,938,712.90/204,795.48
  6. Step 6: Final answer
    x = 138,772.29

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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.