Home / 49,820.36-68,713.20-31,917.02

Finding the Fourth Proportional to 49,820.36, 68,713.20 and 31,917.02

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Solution

The fourth proportional to 49,820.36, 68,713.20 and 31,917.02 is: 44,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,820.36 : 68,713.20 = 31,917.02 : x
  2. Step 2: Convert to fraction form
    49,820.36/68,713.20 = 31,917.02/x
  3. Step 3: Cross multiply
    49,820.36x = 68,713.20 × 31,917.02
  4. Step 4: Simplify right side
    49,820.36x = 2,193,120,235.10
  5. Step 5: Solve for x
    x = 2,193,120,235.10/49,820.36
  6. Step 6: Final answer
    x = 44,020.57

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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.