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Finding the Fourth Proportional to 201,244.79, 301,877.51 and 51,486.39

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Solution

The fourth proportional to 201,244.79, 301,877.51 and 51,486.39 is: 77,232.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,244.79 : 301,877.51 = 51,486.39 : x
  2. Step 2: Convert to fraction form
    201,244.79/301,877.51 = 51,486.39/x
  3. Step 3: Cross multiply
    201,244.79x = 301,877.51 × 51,486.39
  4. Step 4: Simplify right side
    201,244.79x = 15,542,582,954.66
  5. Step 5: Solve for x
    x = 15,542,582,954.66/201,244.79
  6. Step 6: Final answer
    x = 77,232.23

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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.