Home / 204,969.18-307,490.73-92,702.46

Finding the Fourth Proportional to 204,969.18, 307,490.73 and 92,702.46

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Solution

The fourth proportional to 204,969.18, 307,490.73 and 92,702.46 is: 139,070.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,969.18 : 307,490.73 = 92,702.46 : x
  2. Step 2: Convert to fraction form
    204,969.18/307,490.73 = 92,702.46/x
  3. Step 3: Cross multiply
    204,969.18x = 307,490.73 × 92,702.46
  4. Step 4: Simplify right side
    204,969.18x = 28,505,147,098.20
  5. Step 5: Solve for x
    x = 28,505,147,098.20/204,969.18
  6. Step 6: Final answer
    x = 139,070.41

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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.