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Finding the Fourth Proportional to 200,099.67, 300,201.90 and 59,858.29

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Solution

The fourth proportional to 200,099.67, 300,201.90 and 59,858.29 is: 89,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,099.67 : 300,201.90 = 59,858.29 : x
  2. Step 2: Convert to fraction form
    200,099.67/300,201.90 = 59,858.29/x
  3. Step 3: Cross multiply
    200,099.67x = 300,201.90 × 59,858.29
  4. Step 4: Simplify right side
    200,099.67x = 17,969,572,539.53
  5. Step 5: Solve for x
    x = 17,969,572,539.53/200,099.67
  6. Step 6: Final answer
    x = 89,803.11

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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.