Home / 54,193.86-81,334.53-27,906.12

Finding the Fourth Proportional to 54,193.86, 81,334.53 and 27,906.12

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Solution

The fourth proportional to 54,193.86, 81,334.53 and 27,906.12 is: 41,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,193.86 : 81,334.53 = 27,906.12 : x
  2. Step 2: Convert to fraction form
    54,193.86/81,334.53 = 27,906.12/x
  3. Step 3: Cross multiply
    54,193.86x = 81,334.53 × 27,906.12
  4. Step 4: Simplify right side
    54,193.86x = 2,269,731,154.32
  5. Step 5: Solve for x
    x = 2,269,731,154.32/54,193.86
  6. Step 6: Final answer
    x = 41,881.70

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1.5x scale

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.