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Finding the Fourth Proportional to 150,227.76, 207,074.70 and 101,814.60

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Solution

The fourth proportional to 150,227.76, 207,074.70 and 101,814.60 is: 140,341.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,227.76 : 207,074.70 = 101,814.60 : x
  2. Step 2: Convert to fraction form
    150,227.76/207,074.70 = 101,814.60/x
  3. Step 3: Cross multiply
    150,227.76x = 207,074.70 × 101,814.60
  4. Step 4: Simplify right side
    150,227.76x = 21,083,227,750.62
  5. Step 5: Solve for x
    x = 21,083,227,750.62/150,227.76
  6. Step 6: Final answer
    x = 140,341.76

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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.