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Finding the Fourth Proportional to 79,768.67, 119,645.71 and 24,364.67

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Solution

The fourth proportional to 79,768.67, 119,645.71 and 24,364.67 is: 36,544.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,768.67 : 119,645.71 = 24,364.67 : x
  2. Step 2: Convert to fraction form
    79,768.67/119,645.71 = 24,364.67/x
  3. Step 3: Cross multiply
    79,768.67x = 119,645.71 × 24,364.67
  4. Step 4: Simplify right side
    79,768.67x = 2,915,127,581.93
  5. Step 5: Solve for x
    x = 2,915,127,581.93/79,768.67
  6. Step 6: Final answer
    x = 36,544.77

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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.