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Finding the Fourth Proportional to 80,074.53, 110,501.64 and 48,260.97

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Solution

The fourth proportional to 80,074.53, 110,501.64 and 48,260.97 is: 66,599.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,074.53 : 110,501.64 = 48,260.97 : x
  2. Step 2: Convert to fraction form
    80,074.53/110,501.64 = 48,260.97/x
  3. Step 3: Cross multiply
    80,074.53x = 110,501.64 × 48,260.97
  4. Step 4: Simplify right side
    80,074.53x = 5,332,916,332.99
  5. Step 5: Solve for x
    x = 5,332,916,332.99/80,074.53
  6. Step 6: Final answer
    x = 66,599.41

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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.