Home / 57,080.22-78,786.54-33,211.51

Finding the Fourth Proportional to 57,080.22, 78,786.54 and 33,211.51

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Solution

The fourth proportional to 57,080.22, 78,786.54 and 33,211.51 is: 45,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,080.22 : 78,786.54 = 33,211.51 : x
  2. Step 2: Convert to fraction form
    57,080.22/78,786.54 = 33,211.51/x
  3. Step 3: Cross multiply
    57,080.22x = 78,786.54 × 33,211.51
  4. Step 4: Simplify right side
    57,080.22x = 2,616,619,961.08
  5. Step 5: Solve for x
    x = 2,616,619,961.08/57,080.22
  6. Step 6: Final answer
    x = 45,841.10

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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.