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Finding the Fourth Proportional to 183,893.70, 275,840.55 and 65,568.90

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Solution

The fourth proportional to 183,893.70, 275,840.55 and 65,568.90 is: 98,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,893.70 : 275,840.55 = 65,568.90 : x
  2. Step 2: Convert to fraction form
    183,893.70/275,840.55 = 65,568.90/x
  3. Step 3: Cross multiply
    183,893.70x = 275,840.55 × 65,568.90
  4. Step 4: Simplify right side
    183,893.70x = 18,086,561,438.90
  5. Step 5: Solve for x
    x = 18,086,561,438.90/183,893.70
  6. Step 6: Final answer
    x = 98,353.35

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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.