Home / 246,223.66-339,783.87-138,791.65

Finding the Fourth Proportional to 246,223.66, 339,783.87 and 138,791.65

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Solution

The fourth proportional to 246,223.66, 339,783.87 and 138,791.65 is: 191,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,223.66 : 339,783.87 = 138,791.65 : x
  2. Step 2: Convert to fraction form
    246,223.66/339,783.87 = 138,791.65/x
  3. Step 3: Cross multiply
    246,223.66x = 339,783.87 × 138,791.65
  4. Step 4: Simplify right side
    246,223.66x = 47,159,163,960.69
  5. Step 5: Solve for x
    x = 47,159,163,960.69/246,223.66
  6. Step 6: Final answer
    x = 191,529.78

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1.5x scale

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.