Home / 43,067.22-64,516.59-28,230.86

Finding the Fourth Proportional to 43,067.22, 64,516.59 and 28,230.86

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Solution

The fourth proportional to 43,067.22, 64,516.59 and 28,230.86 is: 42,291.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,067.22 : 64,516.59 = 28,230.86 : x
  2. Step 2: Convert to fraction form
    43,067.22/64,516.59 = 28,230.86/x
  3. Step 3: Cross multiply
    43,067.22x = 64,516.59 × 28,230.86
  4. Step 4: Simplify right side
    43,067.22x = 1,821,358,497.38
  5. Step 5: Solve for x
    x = 1,821,358,497.38/43,067.22
  6. Step 6: Final answer
    x = 42,291.06

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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.