Home / 178,977.75-246,987.07-98,404.57

Finding the Fourth Proportional to 178,977.75, 246,987.07 and 98,404.57

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Solution

The fourth proportional to 178,977.75, 246,987.07 and 98,404.57 is: 135,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,977.75 : 246,987.07 = 98,404.57 : x
  2. Step 2: Convert to fraction form
    178,977.75/246,987.07 = 98,404.57/x
  3. Step 3: Cross multiply
    178,977.75x = 246,987.07 × 98,404.57
  4. Step 4: Simplify right side
    178,977.75x = 24,304,655,183.97
  5. Step 5: Solve for x
    x = 24,304,655,183.97/178,977.75
  6. Step 6: Final answer
    x = 135,797.08

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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.