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Finding the Fourth Proportional to 42,379.44, 58,483.44 and 23,516.52

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Solution

The fourth proportional to 42,379.44, 58,483.44 and 23,516.52 is: 32,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,379.44 : 58,483.44 = 23,516.52 : x
  2. Step 2: Convert to fraction form
    42,379.44/58,483.44 = 23,516.52/x
  3. Step 3: Cross multiply
    42,379.44x = 58,483.44 × 23,516.52
  4. Step 4: Simplify right side
    42,379.44x = 1,375,326,986.43
  5. Step 5: Solve for x
    x = 1,375,326,986.43/42,379.44
  6. Step 6: Final answer
    x = 32,452.69

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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.