Home / 285,771.14-394,366.02-164,917.52

Finding the Fourth Proportional to 285,771.14, 394,366.02 and 164,917.52

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Solution

The fourth proportional to 285,771.14, 394,366.02 and 164,917.52 is: 227,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,771.14 : 394,366.02 = 164,917.52 : x
  2. Step 2: Convert to fraction form
    285,771.14/394,366.02 = 164,917.52/x
  3. Step 3: Cross multiply
    285,771.14x = 394,366.02 × 164,917.52
  4. Step 4: Simplify right side
    285,771.14x = 65,037,865,990.67
  5. Step 5: Solve for x
    x = 65,037,865,990.67/285,771.14
  6. Step 6: Final answer
    x = 227,587.24

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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.