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Finding the Fourth Proportional to 53,440.60, 80,007.30 and 32,704.60

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Solution

The fourth proportional to 53,440.60, 80,007.30 and 32,704.60 is: 48,962.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,440.60 : 80,007.30 = 32,704.60 : x
  2. Step 2: Convert to fraction form
    53,440.60/80,007.30 = 32,704.60/x
  3. Step 3: Cross multiply
    53,440.60x = 80,007.30 × 32,704.60
  4. Step 4: Simplify right side
    53,440.60x = 2,616,606,743.58
  5. Step 5: Solve for x
    x = 2,616,606,743.58/53,440.60
  6. Step 6: Final answer
    x = 48,962.90

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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.