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Finding the Fourth Proportional to 201,094.93, 301,643.31 and 67,975.90

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Solution

The fourth proportional to 201,094.93, 301,643.31 and 67,975.90 is: 101,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,094.93 : 301,643.31 = 67,975.90 : x
  2. Step 2: Convert to fraction form
    201,094.93/301,643.31 = 67,975.90/x
  3. Step 3: Cross multiply
    201,094.93x = 301,643.31 × 67,975.90
  4. Step 4: Simplify right side
    201,094.93x = 20,504,475,476.23
  5. Step 5: Solve for x
    x = 20,504,475,476.23/201,094.93
  6. Step 6: Final answer
    x = 101,964.16

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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.