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Finding the Fourth Proportional to 73,733.80, 110,600.70 and 27,020.20

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Solution

The fourth proportional to 73,733.80, 110,600.70 and 27,020.20 is: 40,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,733.80 : 110,600.70 = 27,020.20 : x
  2. Step 2: Convert to fraction form
    73,733.80/110,600.70 = 27,020.20/x
  3. Step 3: Cross multiply
    73,733.80x = 110,600.70 × 27,020.20
  4. Step 4: Simplify right side
    73,733.80x = 2,988,453,034.14
  5. Step 5: Solve for x
    x = 2,988,453,034.14/73,733.80
  6. Step 6: Final answer
    x = 40,530.30

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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.