Home / 246,143.21-339,586.43-188,792.78

Finding the Fourth Proportional to 246,143.21, 339,586.43 and 188,792.78

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Solution

The fourth proportional to 246,143.21, 339,586.43 and 188,792.78 is: 260,464.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,143.21 : 339,586.43 = 188,792.78 : x
  2. Step 2: Convert to fraction form
    246,143.21/339,586.43 = 188,792.78/x
  3. Step 3: Cross multiply
    246,143.21x = 339,586.43 × 188,792.78
  4. Step 4: Simplify right side
    246,143.21x = 64,111,463,528.08
  5. Step 5: Solve for x
    x = 64,111,463,528.08/246,143.21
  6. Step 6: Final answer
    x = 260,464.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.