Home / 206,927.58-285,586.38-126,337.80

Finding the Fourth Proportional to 206,927.58, 285,586.38 and 126,337.80

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Solution

The fourth proportional to 206,927.58, 285,586.38 and 126,337.80 is: 174,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,927.58 : 285,586.38 = 126,337.80 : x
  2. Step 2: Convert to fraction form
    206,927.58/285,586.38 = 126,337.80/x
  3. Step 3: Cross multiply
    206,927.58x = 285,586.38 × 126,337.80
  4. Step 4: Simplify right side
    206,927.58x = 36,080,354,959.16
  5. Step 5: Solve for x
    x = 36,080,354,959.16/206,927.58
  6. Step 6: Final answer
    x = 174,362.23

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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.