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Finding the Fourth Proportional to 41,996.40, 63,772.32 and 41,996.40

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Solution

The fourth proportional to 41,996.40, 63,772.32 and 41,996.40 is: 63,772.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,996.40 : 63,772.32 = 41,996.40 : x
  2. Step 2: Convert to fraction form
    41,996.40/63,772.32 = 41,996.40/x
  3. Step 3: Cross multiply
    41,996.40x = 63,772.32 × 41,996.40
  4. Step 4: Simplify right side
    41,996.40x = 2,678,207,859.65
  5. Step 5: Solve for x
    x = 2,678,207,859.65/41,996.40
  6. Step 6: Final answer
    x = 63,772.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.