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Finding the Fourth Proportional to 45,270.70, 67,601.16 and 36,966.94

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Solution

The fourth proportional to 45,270.70, 67,601.16 and 36,966.94 is: 55,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,270.70 : 67,601.16 = 36,966.94 : x
  2. Step 2: Convert to fraction form
    45,270.70/67,601.16 = 36,966.94/x
  3. Step 3: Cross multiply
    45,270.70x = 67,601.16 × 36,966.94
  4. Step 4: Simplify right side
    45,270.70x = 2,499,008,025.65
  5. Step 5: Solve for x
    x = 2,499,008,025.65/45,270.70
  6. Step 6: Final answer
    x = 55,201.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.