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Finding the Fourth Proportional to 183,773.75, 275,715.99 and 57,408.89

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Solution

The fourth proportional to 183,773.75, 275,715.99 and 57,408.89 is: 86,130.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,773.75 : 275,715.99 = 57,408.89 : x
  2. Step 2: Convert to fraction form
    183,773.75/275,715.99 = 57,408.89/x
  3. Step 3: Cross multiply
    183,773.75x = 275,715.99 × 57,408.89
  4. Step 4: Simplify right side
    183,773.75x = 15,828,548,654.11
  5. Step 5: Solve for x
    x = 15,828,548,654.11/183,773.75
  6. Step 6: Final answer
    x = 86,130.63

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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.