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Finding the Fourth Proportional to 201,353.31, 277,868.28 and 110,714.97

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Solution

The fourth proportional to 201,353.31, 277,868.28 and 110,714.97 is: 152,787.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,353.31 : 277,868.28 = 110,714.97 : x
  2. Step 2: Convert to fraction form
    201,353.31/277,868.28 = 110,714.97/x
  3. Step 3: Cross multiply
    201,353.31x = 277,868.28 × 110,714.97
  4. Step 4: Simplify right side
    201,353.31x = 30,764,177,730.58
  5. Step 5: Solve for x
    x = 30,764,177,730.58/201,353.31
  6. Step 6: Final answer
    x = 152,787.05

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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.