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Finding the Fourth Proportional to 59,497.80, 89,289.86 and 47,950.44

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Solution

The fourth proportional to 59,497.80, 89,289.86 and 47,950.44 is: 71,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,497.80 : 89,289.86 = 47,950.44 : x
  2. Step 2: Convert to fraction form
    59,497.80/89,289.86 = 47,950.44/x
  3. Step 3: Cross multiply
    59,497.80x = 89,289.86 × 47,950.44
  4. Step 4: Simplify right side
    59,497.80x = 4,281,488,074.54
  5. Step 5: Solve for x
    x = 4,281,488,074.54/59,497.80
  6. Step 6: Final answer
    x = 71,960.44

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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.