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Finding the Fourth Proportional to 80,313, 110,834.37 and 44,499.66

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Solution

The fourth proportional to 80,313, 110,834.37 and 44,499.66 is: 61,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,313 : 110,834.37 = 44,499.66 : x
  2. Step 2: Convert to fraction form
    80,313/110,834.37 = 44,499.66/x
  3. Step 3: Cross multiply
    80,313x = 110,834.37 × 44,499.66
  4. Step 4: Simplify right side
    80,313x = 4,932,091,781.31
  5. Step 5: Solve for x
    x = 4,932,091,781.31/80,313
  6. Step 6: Final answer
    x = 61,410.88

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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.