Home / 41,190.56-56,792.58-34,805.78

Finding the Fourth Proportional to 41,190.56, 56,792.58 and 34,805.78

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Solution

The fourth proportional to 41,190.56, 56,792.58 and 34,805.78 is: 47,989.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,190.56 : 56,792.58 = 34,805.78 : x
  2. Step 2: Convert to fraction form
    41,190.56/56,792.58 = 34,805.78/x
  3. Step 3: Cross multiply
    41,190.56x = 56,792.58 × 34,805.78
  4. Step 4: Simplify right side
    41,190.56x = 1,976,709,761.15
  5. Step 5: Solve for x
    x = 1,976,709,761.15/41,190.56
  6. Step 6: Final answer
    x = 47,989.39

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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.