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Finding the Fourth Proportional to 37,373.25, 51,575.13 and 20,606.25

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Solution

The fourth proportional to 37,373.25, 51,575.13 and 20,606.25 is: 28,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,373.25 : 51,575.13 = 20,606.25 : x
  2. Step 2: Convert to fraction form
    37,373.25/51,575.13 = 20,606.25/x
  3. Step 3: Cross multiply
    37,373.25x = 51,575.13 × 20,606.25
  4. Step 4: Simplify right side
    37,373.25x = 1,062,770,022.56
  5. Step 5: Solve for x
    x = 1,062,770,022.56/37,373.25
  6. Step 6: Final answer
    x = 28,436.65

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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.