Home / 205,586.43-283,796.72-125,039.84

Finding the Fourth Proportional to 205,586.43, 283,796.72 and 125,039.84

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Solution

The fourth proportional to 205,586.43, 283,796.72 and 125,039.84 is: 172,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,586.43 : 283,796.72 = 125,039.84 : x
  2. Step 2: Convert to fraction form
    205,586.43/283,796.72 = 125,039.84/x
  3. Step 3: Cross multiply
    205,586.43x = 283,796.72 × 125,039.84
  4. Step 4: Simplify right side
    205,586.43x = 35,485,894,417.14
  5. Step 5: Solve for x
    x = 35,485,894,417.14/205,586.43
  6. Step 6: Final answer
    x = 172,608.16

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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.