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Finding the Fourth Proportional to 74,661, 103,032.18 and 41,127

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Solution

The fourth proportional to 74,661, 103,032.18 and 41,127 is: 56,755.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,661 : 103,032.18 = 41,127 : x
  2. Step 2: Convert to fraction form
    74,661/103,032.18 = 41,127/x
  3. Step 3: Cross multiply
    74,661x = 103,032.18 × 41,127
  4. Step 4: Simplify right side
    74,661x = 4,237,404,466.86
  5. Step 5: Solve for x
    x = 4,237,404,466.86/74,661
  6. Step 6: Final answer
    x = 56,755.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.