Home / 205,644.51-283,787.43-114,999.42

Finding the Fourth Proportional to 205,644.51, 283,787.43 and 114,999.42

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Solution

The fourth proportional to 205,644.51, 283,787.43 and 114,999.42 is: 158,698.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,644.51 : 283,787.43 = 114,999.42 : x
  2. Step 2: Convert to fraction form
    205,644.51/283,787.43 = 114,999.42/x
  3. Step 3: Cross multiply
    205,644.51x = 283,787.43 × 114,999.42
  4. Step 4: Simplify right side
    205,644.51x = 32,635,389,853.29
  5. Step 5: Solve for x
    x = 32,635,389,853.29/205,644.51
  6. Step 6: Final answer
    x = 158,698.08

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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.