Home / 196,067.41-293,715.65-129,303.77

Finding the Fourth Proportional to 196,067.41, 293,715.65 and 129,303.77

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Solution

The fourth proportional to 196,067.41, 293,715.65 and 129,303.77 is: 193,701.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,067.41 : 293,715.65 = 129,303.77 : x
  2. Step 2: Convert to fraction form
    196,067.41/293,715.65 = 129,303.77/x
  3. Step 3: Cross multiply
    196,067.41x = 293,715.65 × 129,303.77
  4. Step 4: Simplify right side
    196,067.41x = 37,978,539,707.68
  5. Step 5: Solve for x
    x = 37,978,539,707.68/196,067.41
  6. Step 6: Final answer
    x = 193,701.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.