Home / 41,288.30-61,906.52-18,805.94

Finding the Fourth Proportional to 41,288.30, 61,906.52 and 18,805.94

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Solution

The fourth proportional to 41,288.30, 61,906.52 and 18,805.94 is: 28,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,288.30 : 61,906.52 = 18,805.94 : x
  2. Step 2: Convert to fraction form
    41,288.30/61,906.52 = 18,805.94/x
  3. Step 3: Cross multiply
    41,288.30x = 61,906.52 × 18,805.94
  4. Step 4: Simplify right side
    41,288.30x = 1,164,210,300.73
  5. Step 5: Solve for x
    x = 1,164,210,300.73/41,288.30
  6. Step 6: Final answer
    x = 28,197.10

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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.