Home / 205,204.27-283,101.45-119,148.56

Finding the Fourth Proportional to 205,204.27, 283,101.45 and 119,148.56

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Solution

The fourth proportional to 205,204.27, 283,101.45 and 119,148.56 is: 164,378.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,204.27 : 283,101.45 = 119,148.56 : x
  2. Step 2: Convert to fraction form
    205,204.27/283,101.45 = 119,148.56/x
  3. Step 3: Cross multiply
    205,204.27x = 283,101.45 × 119,148.56
  4. Step 4: Simplify right side
    205,204.27x = 33,731,130,101.41
  5. Step 5: Solve for x
    x = 33,731,130,101.41/205,204.27
  6. Step 6: Final answer
    x = 164,378.31

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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.