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Finding the Fourth Proportional to 62,975.64, 94,359.78 and 44,002.20

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Solution

The fourth proportional to 62,975.64, 94,359.78 and 44,002.20 is: 65,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,975.64 : 94,359.78 = 44,002.20 : x
  2. Step 2: Convert to fraction form
    62,975.64/94,359.78 = 44,002.20/x
  3. Step 3: Cross multiply
    62,975.64x = 94,359.78 × 44,002.20
  4. Step 4: Simplify right side
    62,975.64x = 4,152,037,911.52
  5. Step 5: Solve for x
    x = 4,152,037,911.52/62,975.64
  6. Step 6: Final answer
    x = 65,930.86

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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.