Home / 246,246.73-339,820.49-138,816.77

Finding the Fourth Proportional to 246,246.73, 339,820.49 and 138,816.77

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Solution

The fourth proportional to 246,246.73, 339,820.49 and 138,816.77 is: 191,567.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,246.73 : 339,820.49 = 138,816.77 : x
  2. Step 2: Convert to fraction form
    246,246.73/339,820.49 = 138,816.77/x
  3. Step 3: Cross multiply
    246,246.73x = 339,820.49 × 138,816.77
  4. Step 4: Simplify right side
    246,246.73x = 47,172,782,801.62
  5. Step 5: Solve for x
    x = 47,172,782,801.62/246,246.73
  6. Step 6: Final answer
    x = 191,567.14

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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.