Home / 196,881.94-271,698.19-111,999.00

Finding the Fourth Proportional to 196,881.94, 271,698.19 and 111,999.00

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Solution

The fourth proportional to 196,881.94, 271,698.19 and 111,999.00 is: 154,559.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,881.94 : 271,698.19 = 111,999.00 : x
  2. Step 2: Convert to fraction form
    196,881.94/271,698.19 = 111,999.00/x
  3. Step 3: Cross multiply
    196,881.94x = 271,698.19 × 111,999.00
  4. Step 4: Simplify right side
    196,881.94x = 30,429,926,163.18
  5. Step 5: Solve for x
    x = 30,429,926,163.18/196,881.94
  6. Step 6: Final answer
    x = 154,559.26

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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.