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Finding the Fourth Proportional to 36,422.70, 49,015.13 and 36,422.70

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Solution

The fourth proportional to 36,422.70, 49,015.13 and 36,422.70 is: 49,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,422.70 : 49,015.13 = 36,422.70 : x
  2. Step 2: Convert to fraction form
    36,422.70/49,015.13 = 36,422.70/x
  3. Step 3: Cross multiply
    36,422.70x = 49,015.13 × 36,422.70
  4. Step 4: Simplify right side
    36,422.70x = 1,785,263,193.34
  5. Step 5: Solve for x
    x = 1,785,263,193.34/36,422.70
  6. Step 6: Final answer
    x = 49,015.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.