Home / 204,810.52-307,104.50-92,359.10

Finding the Fourth Proportional to 204,810.52, 307,104.50 and 92,359.10

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Solution

The fourth proportional to 204,810.52, 307,104.50 and 92,359.10 is: 138,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,810.52 : 307,104.50 = 92,359.10 : x
  2. Step 2: Convert to fraction form
    204,810.52/307,104.50 = 92,359.10/x
  3. Step 3: Cross multiply
    204,810.52x = 307,104.50 × 92,359.10
  4. Step 4: Simplify right side
    204,810.52x = 28,363,893,228.63
  5. Step 5: Solve for x
    x = 28,363,893,228.63/204,810.52
  6. Step 6: Final answer
    x = 138,488.46

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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.