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Finding the Fourth Proportional to 201,924.88, 302,886.50 and 75,574.60

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Solution

The fourth proportional to 201,924.88, 302,886.50 and 75,574.60 is: 113,361.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,924.88 : 302,886.50 = 75,574.60 : x
  2. Step 2: Convert to fraction form
    201,924.88/302,886.50 = 75,574.60/x
  3. Step 3: Cross multiply
    201,924.88x = 302,886.50 × 75,574.60
  4. Step 4: Simplify right side
    201,924.88x = 22,890,524,568.47
  5. Step 5: Solve for x
    x = 22,890,524,568.47/201,924.88
  6. Step 6: Final answer
    x = 113,361.59

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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.