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Finding the Fourth Proportional to 185,885.62, 256,589.85 and 114,361.54

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Solution

The fourth proportional to 185,885.62, 256,589.85 and 114,361.54 is: 157,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,885.62 : 256,589.85 = 114,361.54 : x
  2. Step 2: Convert to fraction form
    185,885.62/256,589.85 = 114,361.54/x
  3. Step 3: Cross multiply
    185,885.62x = 256,589.85 × 114,361.54
  4. Step 4: Simplify right side
    185,885.62x = 29,344,010,394.37
  5. Step 5: Solve for x
    x = 29,344,010,394.37/185,885.62
  6. Step 6: Final answer
    x = 157,860.57

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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.