Home / 40,308.66-55,659.53-33,629.31

Finding the Fourth Proportional to 40,308.66, 55,659.53 and 33,629.31

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Solution

The fourth proportional to 40,308.66, 55,659.53 and 33,629.31 is: 46,436.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,308.66 : 55,659.53 = 33,629.31 : x
  2. Step 2: Convert to fraction form
    40,308.66/55,659.53 = 33,629.31/x
  3. Step 3: Cross multiply
    40,308.66x = 55,659.53 × 33,629.31
  4. Step 4: Simplify right side
    40,308.66x = 1,871,791,672.90
  5. Step 5: Solve for x
    x = 1,871,791,672.90/40,308.66
  6. Step 6: Final answer
    x = 46,436.46

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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.