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Finding the Fourth Proportional to 63,754.28, 87,975.48 and 36,898.46

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Solution

The fourth proportional to 63,754.28, 87,975.48 and 36,898.46 is: 50,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,754.28 : 87,975.48 = 36,898.46 : x
  2. Step 2: Convert to fraction form
    63,754.28/87,975.48 = 36,898.46/x
  3. Step 3: Cross multiply
    63,754.28x = 87,975.48 × 36,898.46
  4. Step 4: Simplify right side
    63,754.28x = 3,246,159,729.76
  5. Step 5: Solve for x
    x = 3,246,159,729.76/63,754.28
  6. Step 6: Final answer
    x = 50,916.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.