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Finding the Fourth Proportional to 79,550.67, 119,319.76 and 46,249.50

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Solution

The fourth proportional to 79,550.67, 119,319.76 and 46,249.50 is: 69,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,550.67 : 119,319.76 = 46,249.50 : x
  2. Step 2: Convert to fraction form
    79,550.67/119,319.76 = 46,249.50/x
  3. Step 3: Cross multiply
    79,550.67x = 119,319.76 × 46,249.50
  4. Step 4: Simplify right side
    79,550.67x = 5,518,479,240.12
  5. Step 5: Solve for x
    x = 5,518,479,240.12/79,550.67
  6. Step 6: Final answer
    x = 69,370.62

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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.