Home / 31,949.39-44,080.79-20,625.59

Finding the Fourth Proportional to 31,949.39, 44,080.79 and 20,625.59

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Solution

The fourth proportional to 31,949.39, 44,080.79 and 20,625.59 is: 28,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,949.39 : 44,080.79 = 20,625.59 : x
  2. Step 2: Convert to fraction form
    31,949.39/44,080.79 = 20,625.59/x
  3. Step 3: Cross multiply
    31,949.39x = 44,080.79 × 20,625.59
  4. Step 4: Simplify right side
    31,949.39x = 909,191,977.88
  5. Step 5: Solve for x
    x = 909,191,977.88/31,949.39
  6. Step 6: Final answer
    x = 28,457.26

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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.