Home / 196,685.06-271,384.70-114,997.58

Finding the Fourth Proportional to 196,685.06, 271,384.70 and 114,997.58

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Solution

The fourth proportional to 196,685.06, 271,384.70 and 114,997.58 is: 158,672.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,685.06 : 271,384.70 = 114,997.58 : x
  2. Step 2: Convert to fraction form
    196,685.06/271,384.70 = 114,997.58/x
  3. Step 3: Cross multiply
    196,685.06x = 271,384.70 × 114,997.58
  4. Step 4: Simplify right side
    196,685.06x = 31,208,583,749.03
  5. Step 5: Solve for x
    x = 31,208,583,749.03/196,685.06
  6. Step 6: Final answer
    x = 158,672.87

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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.