Home / 33,090.12-45,615.96-27,112.32

Finding the Fourth Proportional to 33,090.12, 45,615.96 and 27,112.32

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Solution

The fourth proportional to 33,090.12, 45,615.96 and 27,112.32 is: 37,375.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,090.12 : 45,615.96 = 27,112.32 : x
  2. Step 2: Convert to fraction form
    33,090.12/45,615.96 = 27,112.32/x
  3. Step 3: Cross multiply
    33,090.12x = 45,615.96 × 27,112.32
  4. Step 4: Simplify right side
    33,090.12x = 1,236,754,504.63
  5. Step 5: Solve for x
    x = 1,236,754,504.63/33,090.12
  6. Step 6: Final answer
    x = 37,375.34

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1.5x scale

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.