Home / 286,051.02-394,724.25-169,744.43

Finding the Fourth Proportional to 286,051.02, 394,724.25 and 169,744.43

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Solution

The fourth proportional to 286,051.02, 394,724.25 and 169,744.43 is: 234,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,051.02 : 394,724.25 = 169,744.43 : x
  2. Step 2: Convert to fraction form
    286,051.02/394,724.25 = 169,744.43/x
  3. Step 3: Cross multiply
    286,051.02x = 394,724.25 × 169,744.43
  4. Step 4: Simplify right side
    286,051.02x = 67,002,240,849.81
  5. Step 5: Solve for x
    x = 67,002,240,849.81/286,051.02
  6. Step 6: Final answer
    x = 234,231.78

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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.