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Finding the Fourth Proportional to 40,306.71, 60,460.22 and 12,227.01

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Solution

The fourth proportional to 40,306.71, 60,460.22 and 12,227.01 is: 18,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,306.71 : 60,460.22 = 12,227.01 : x
  2. Step 2: Convert to fraction form
    40,306.71/60,460.22 = 12,227.01/x
  3. Step 3: Cross multiply
    40,306.71x = 60,460.22 × 12,227.01
  4. Step 4: Simplify right side
    40,306.71x = 739,247,714.54
  5. Step 5: Solve for x
    x = 739,247,714.54/40,306.71
  6. Step 6: Final answer
    x = 18,340.56

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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.