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Finding the Fourth Proportional to 235,076.37, 352,612.13 and 57,584.31

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Solution

The fourth proportional to 235,076.37, 352,612.13 and 57,584.31 is: 86,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,076.37 : 352,612.13 = 57,584.31 : x
  2. Step 2: Convert to fraction form
    235,076.37/352,612.13 = 57,584.31/x
  3. Step 3: Cross multiply
    235,076.37x = 352,612.13 × 57,584.31
  4. Step 4: Simplify right side
    235,076.37x = 20,304,925,915.76
  5. Step 5: Solve for x
    x = 20,304,925,915.76/235,076.37
  6. Step 6: Final answer
    x = 86,375.87

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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.