Home / 205,640.00-283,771.43-113,753.81

Finding the Fourth Proportional to 205,640.00, 283,771.43 and 113,753.81

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Solution

The fourth proportional to 205,640.00, 283,771.43 and 113,753.81 is: 156,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,640.00 : 283,771.43 = 113,753.81 : x
  2. Step 2: Convert to fraction form
    205,640.00/283,771.43 = 113,753.81/x
  3. Step 3: Cross multiply
    205,640.00x = 283,771.43 × 113,753.81
  4. Step 4: Simplify right side
    205,640.00x = 32,280,079,770.60
  5. Step 5: Solve for x
    x = 32,280,079,770.60/205,640.00
  6. Step 6: Final answer
    x = 156,973.74

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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.