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Finding the Fourth Proportional to 79,366.65, 119,049.98 and 61,849.59

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Solution

The fourth proportional to 79,366.65, 119,049.98 and 61,849.59 is: 92,774.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,366.65 : 119,049.98 = 61,849.59 : x
  2. Step 2: Convert to fraction form
    79,366.65/119,049.98 = 61,849.59/x
  3. Step 3: Cross multiply
    79,366.65x = 119,049.98 × 61,849.59
  4. Step 4: Simplify right side
    79,366.65x = 7,363,192,143.26
  5. Step 5: Solve for x
    x = 7,363,192,143.26/79,366.65
  6. Step 6: Final answer
    x = 92,774.39

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1.5x scale

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.