Home / 74,738.83-103,081.27-47,883.86

Finding the Fourth Proportional to 74,738.83, 103,081.27 and 47,883.86

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Solution

The fourth proportional to 74,738.83, 103,081.27 and 47,883.86 is: 66,042.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,738.83 : 103,081.27 = 47,883.86 : x
  2. Step 2: Convert to fraction form
    74,738.83/103,081.27 = 47,883.86/x
  3. Step 3: Cross multiply
    74,738.83x = 103,081.27 × 47,883.86
  4. Step 4: Simplify right side
    74,738.83x = 4,935,929,101.30
  5. Step 5: Solve for x
    x = 4,935,929,101.30/74,738.83
  6. Step 6: Final answer
    x = 66,042.37

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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.