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Finding the Fourth Proportional to 63,299.03, 94,934.41 and 18,920.00

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Solution

The fourth proportional to 63,299.03, 94,934.41 and 18,920.00 is: 28,375.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,299.03 : 94,934.41 = 18,920.00 : x
  2. Step 2: Convert to fraction form
    63,299.03/94,934.41 = 18,920.00/x
  3. Step 3: Cross multiply
    63,299.03x = 94,934.41 × 18,920.00
  4. Step 4: Simplify right side
    63,299.03x = 1,796,159,227.24
  5. Step 5: Solve for x
    x = 1,796,159,227.24/63,299.03
  6. Step 6: Final answer
    x = 28,375.78

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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.