Home / 204,875.24-307,241.76-71,752.56

Finding the Fourth Proportional to 204,875.24, 307,241.76 and 71,752.56

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Solution

The fourth proportional to 204,875.24, 307,241.76 and 71,752.56 is: 107,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,875.24 : 307,241.76 = 71,752.56 : x
  2. Step 2: Convert to fraction form
    204,875.24/307,241.76 = 71,752.56/x
  3. Step 3: Cross multiply
    204,875.24x = 307,241.76 × 71,752.56
  4. Step 4: Simplify right side
    204,875.24x = 22,045,382,818.91
  5. Step 5: Solve for x
    x = 22,045,382,818.91/204,875.24
  6. Step 6: Final answer
    x = 107,603.94

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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.