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Finding the Fourth Proportional to 73,736.28, 110,604.80 and 18,332.28

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Solution

The fourth proportional to 73,736.28, 110,604.80 and 18,332.28 is: 27,498.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,736.28 : 110,604.80 = 18,332.28 : x
  2. Step 2: Convert to fraction form
    73,736.28/110,604.80 = 18,332.28/x
  3. Step 3: Cross multiply
    73,736.28x = 110,604.80 × 18,332.28
  4. Step 4: Simplify right side
    73,736.28x = 2,027,638,162.94
  5. Step 5: Solve for x
    x = 2,027,638,162.94/73,736.28
  6. Step 6: Final answer
    x = 27,498.51

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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.