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Finding the Fourth Proportional to 45,403.70, 62,659.14 and 37,837.37

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Solution

The fourth proportional to 45,403.70, 62,659.14 and 37,837.37 is: 52,217.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,403.70 : 62,659.14 = 37,837.37 : x
  2. Step 2: Convert to fraction form
    45,403.70/62,659.14 = 37,837.37/x
  3. Step 3: Cross multiply
    45,403.70x = 62,659.14 × 37,837.37
  4. Step 4: Simplify right side
    45,403.70x = 2,370,857,064.06
  5. Step 5: Solve for x
    x = 2,370,857,064.06/45,403.70
  6. Step 6: Final answer
    x = 52,217.27

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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.