Home / 205,516.36-283,608.30-114,869.80

Finding the Fourth Proportional to 205,516.36, 283,608.30 and 114,869.80

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Solution

The fourth proportional to 205,516.36, 283,608.30 and 114,869.80 is: 158,517.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,516.36 : 283,608.30 = 114,869.80 : x
  2. Step 2: Convert to fraction form
    205,516.36/283,608.30 = 114,869.80/x
  3. Step 3: Cross multiply
    205,516.36x = 283,608.30 × 114,869.80
  4. Step 4: Simplify right side
    205,516.36x = 32,578,028,699.34
  5. Step 5: Solve for x
    x = 32,578,028,699.34/205,516.36
  6. Step 6: Final answer
    x = 158,517.93

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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.