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Finding the Fourth Proportional to 41,893.88, 57,812.88 and 23,030.60

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Solution

The fourth proportional to 41,893.88, 57,812.88 and 23,030.60 is: 31,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,893.88 : 57,812.88 = 23,030.60 : x
  2. Step 2: Convert to fraction form
    41,893.88/57,812.88 = 23,030.60/x
  3. Step 3: Cross multiply
    41,893.88x = 57,812.88 × 23,030.60
  4. Step 4: Simplify right side
    41,893.88x = 1,331,465,314.13
  5. Step 5: Solve for x
    x = 1,331,465,314.13/41,893.88
  6. Step 6: Final answer
    x = 31,781.86

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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.