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Finding the Fourth Proportional to 184,145.88, 276,230.51 and 57,791.13

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Solution

The fourth proportional to 184,145.88, 276,230.51 and 57,791.13 is: 86,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,145.88 : 276,230.51 = 57,791.13 : x
  2. Step 2: Convert to fraction form
    184,145.88/276,230.51 = 57,791.13/x
  3. Step 3: Cross multiply
    184,145.88x = 276,230.51 × 57,791.13
  4. Step 4: Simplify right side
    184,145.88x = 15,963,673,313.38
  5. Step 5: Solve for x
    x = 15,963,673,313.38/184,145.88
  6. Step 6: Final answer
    x = 86,690.36

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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.