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Finding the Fourth Proportional to 79,599.76, 119,425.56 and 38,050

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Solution

The fourth proportional to 79,599.76, 119,425.56 and 38,050 is: 57,087.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,599.76 : 119,425.56 = 38,050 : x
  2. Step 2: Convert to fraction form
    79,599.76/119,425.56 = 38,050/x
  3. Step 3: Cross multiply
    79,599.76x = 119,425.56 × 38,050
  4. Step 4: Simplify right side
    79,599.76x = 4,544,142,558
  5. Step 5: Solve for x
    x = 4,544,142,558/79,599.76
  6. Step 6: Final answer
    x = 57,087.39

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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.