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Finding the Fourth Proportional to 201,094.44, 301,642.56 and 67,975.40

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Solution

The fourth proportional to 201,094.44, 301,642.56 and 67,975.40 is: 101,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,094.44 : 301,642.56 = 67,975.40 : x
  2. Step 2: Convert to fraction form
    201,094.44/301,642.56 = 67,975.40/x
  3. Step 3: Cross multiply
    201,094.44x = 301,642.56 × 67,975.40
  4. Step 4: Simplify right side
    201,094.44x = 20,504,273,673.02
  5. Step 5: Solve for x
    x = 20,504,273,673.02/201,094.44
  6. Step 6: Final answer
    x = 101,963.40

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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.