Home / 239,606.10-330,659.21-132,180.05

Finding the Fourth Proportional to 239,606.10, 330,659.21 and 132,180.05

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Solution

The fourth proportional to 239,606.10, 330,659.21 and 132,180.05 is: 182,410.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,606.10 : 330,659.21 = 132,180.05 : x
  2. Step 2: Convert to fraction form
    239,606.10/330,659.21 = 132,180.05/x
  3. Step 3: Cross multiply
    239,606.10x = 330,659.21 × 132,180.05
  4. Step 4: Simplify right side
    239,606.10x = 43,706,552,067.86
  5. Step 5: Solve for x
    x = 43,706,552,067.86/239,606.10
  6. Step 6: Final answer
    x = 182,410.01

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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.