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Finding the Fourth Proportional to 199,570.01, 299,757.93 and 119,759.55

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Solution

The fourth proportional to 199,570.01, 299,757.93 and 119,759.55 is: 179,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,570.01 : 299,757.93 = 119,759.55 : x
  2. Step 2: Convert to fraction form
    199,570.01/299,757.93 = 119,759.55/x
  3. Step 3: Cross multiply
    199,570.01x = 299,757.93 × 119,759.55
  4. Step 4: Simplify right side
    199,570.01x = 35,898,874,665.56
  5. Step 5: Solve for x
    x = 35,898,874,665.56/199,570.01
  6. Step 6: Final answer
    x = 179,881.10

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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.