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Finding the Fourth Proportional to 57,363.99, 79,161.19 and 34,694.92

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Solution

The fourth proportional to 57,363.99, 79,161.19 and 34,694.92 is: 47,878.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,363.99 : 79,161.19 = 34,694.92 : x
  2. Step 2: Convert to fraction form
    57,363.99/79,161.19 = 34,694.92/x
  3. Step 3: Cross multiply
    57,363.99x = 79,161.19 × 34,694.92
  4. Step 4: Simplify right side
    57,363.99x = 2,746,491,154.15
  5. Step 5: Solve for x
    x = 2,746,491,154.15/57,363.99
  6. Step 6: Final answer
    x = 47,878.31

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1.5x scale

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.