Home / 204,931.76-307,418.13-62,775.38

Finding the Fourth Proportional to 204,931.76, 307,418.13 and 62,775.38

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Solution

The fourth proportional to 204,931.76, 307,418.13 and 62,775.38 is: 94,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,931.76 : 307,418.13 = 62,775.38 : x
  2. Step 2: Convert to fraction form
    204,931.76/307,418.13 = 62,775.38/x
  3. Step 3: Cross multiply
    204,931.76x = 307,418.13 × 62,775.38
  4. Step 4: Simplify right side
    204,931.76x = 19,298,289,615.76
  5. Step 5: Solve for x
    x = 19,298,289,615.76/204,931.76
  6. Step 6: Final answer
    x = 94,169.35

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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.