Home / 205,536.00-283,619.74-129,030.64

Finding the Fourth Proportional to 205,536.00, 283,619.74 and 129,030.64

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Solution

The fourth proportional to 205,536.00, 283,619.74 and 129,030.64 is: 178,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,536.00 : 283,619.74 = 129,030.64 : x
  2. Step 2: Convert to fraction form
    205,536.00/283,619.74 = 129,030.64/x
  3. Step 3: Cross multiply
    205,536.00x = 283,619.74 × 129,030.64
  4. Step 4: Simplify right side
    205,536.00x = 36,595,634,505.58
  5. Step 5: Solve for x
    x = 36,595,634,505.58/205,536.00
  6. Step 6: Final answer
    x = 178,049.76

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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.