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Finding the Fourth Proportional to 41,603.96, 62,405.36 and 38,944.45

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Solution

The fourth proportional to 41,603.96, 62,405.36 and 38,944.45 is: 58,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,603.96 : 62,405.36 = 38,944.45 : x
  2. Step 2: Convert to fraction form
    41,603.96/62,405.36 = 38,944.45/x
  3. Step 3: Cross multiply
    41,603.96x = 62,405.36 × 38,944.45
  4. Step 4: Simplify right side
    41,603.96x = 2,430,342,422.25
  5. Step 5: Solve for x
    x = 2,430,342,422.25/41,603.96
  6. Step 6: Final answer
    x = 58,416.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.