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Finding the Fourth Proportional to 45,403.75, 62,659.22 and 37,837.42

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Solution

The fourth proportional to 45,403.75, 62,659.22 and 37,837.42 is: 52,217.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,403.75 : 62,659.22 = 37,837.42 : x
  2. Step 2: Convert to fraction form
    45,403.75/62,659.22 = 37,837.42/x
  3. Step 3: Cross multiply
    45,403.75x = 62,659.22 × 37,837.42
  4. Step 4: Simplify right side
    45,403.75x = 2,370,863,002.90
  5. Step 5: Solve for x
    x = 2,370,863,002.90/45,403.75
  6. Step 6: Final answer
    x = 52,217.34

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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.