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Finding the Fourth Proportional to 201,247.53, 301,881.62 and 51,489.11

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Solution

The fourth proportional to 201,247.53, 301,881.62 and 51,489.11 is: 77,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,247.53 : 301,881.62 = 51,489.11 : x
  2. Step 2: Convert to fraction form
    201,247.53/301,881.62 = 51,489.11/x
  3. Step 3: Cross multiply
    201,247.53x = 301,881.62 × 51,489.11
  4. Step 4: Simplify right side
    201,247.53x = 15,543,614,172.30
  5. Step 5: Solve for x
    x = 15,543,614,172.30/201,247.53
  6. Step 6: Final answer
    x = 77,236.30

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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.