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Finding the Fourth Proportional to 60,719.70, 83,794.68 and 33,861.99

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Solution

The fourth proportional to 60,719.70, 83,794.68 and 33,861.99 is: 46,730.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,719.70 : 83,794.68 = 33,861.99 : x
  2. Step 2: Convert to fraction form
    60,719.70/83,794.68 = 33,861.99/x
  3. Step 3: Cross multiply
    60,719.70x = 83,794.68 × 33,861.99
  4. Step 4: Simplify right side
    60,719.70x = 2,837,454,616.21
  5. Step 5: Solve for x
    x = 2,837,454,616.21/60,719.70
  6. Step 6: Final answer
    x = 46,730.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.