Home / 150,964.16-208,334.04-82,984.64

Finding the Fourth Proportional to 150,964.16, 208,334.04 and 82,984.64

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Solution

The fourth proportional to 150,964.16, 208,334.04 and 82,984.64 is: 114,520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,964.16 : 208,334.04 = 82,984.64 : x
  2. Step 2: Convert to fraction form
    150,964.16/208,334.04 = 82,984.64/x
  3. Step 3: Cross multiply
    150,964.16x = 208,334.04 × 82,984.64
  4. Step 4: Simplify right side
    150,964.16x = 17,288,525,309.15
  5. Step 5: Solve for x
    x = 17,288,525,309.15/150,964.16
  6. Step 6: Final answer
    x = 114,520.73

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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.