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Finding the Fourth Proportional to 201,314.20, 277,816.98 and 110,673.94

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Solution

The fourth proportional to 201,314.20, 277,816.98 and 110,673.94 is: 152,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,314.20 : 277,816.98 = 110,673.94 : x
  2. Step 2: Convert to fraction form
    201,314.20/277,816.98 = 110,673.94/x
  3. Step 3: Cross multiply
    201,314.20x = 277,816.98 × 110,673.94
  4. Step 4: Simplify right side
    201,314.20x = 30,747,099,775.50
  5. Step 5: Solve for x
    x = 30,747,099,775.50/201,314.20
  6. Step 6: Final answer
    x = 152,731.90

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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.