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Finding the Fourth Proportional to 63,269.38, 94,900.83 and 18,894.34

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Solution

The fourth proportional to 63,269.38, 94,900.83 and 18,894.34 is: 28,340.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,269.38 : 94,900.83 = 18,894.34 : x
  2. Step 2: Convert to fraction form
    63,269.38/94,900.83 = 18,894.34/x
  3. Step 3: Cross multiply
    63,269.38x = 94,900.83 × 18,894.34
  4. Step 4: Simplify right side
    63,269.38x = 1,793,088,548.30
  5. Step 5: Solve for x
    x = 1,793,088,548.30/63,269.38
  6. Step 6: Final answer
    x = 28,340.54

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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.