Home / 54,961.02-82,441.73-13,408.02

Finding the Fourth Proportional to 54,961.02, 82,441.73 and 13,408.02

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Solution

The fourth proportional to 54,961.02, 82,441.73 and 13,408.02 is: 20,112.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,961.02 : 82,441.73 = 13,408.02 : x
  2. Step 2: Convert to fraction form
    54,961.02/82,441.73 = 13,408.02/x
  3. Step 3: Cross multiply
    54,961.02x = 82,441.73 × 13,408.02
  4. Step 4: Simplify right side
    54,961.02x = 1,105,380,364.67
  5. Step 5: Solve for x
    x = 1,105,380,364.67/54,961.02
  6. Step 6: Final answer
    x = 20,112.08

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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.