Home / 196,685.56-271,385.40-114,998.08

Finding the Fourth Proportional to 196,685.56, 271,385.40 and 114,998.08

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Solution

The fourth proportional to 196,685.56, 271,385.40 and 114,998.08 is: 158,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,685.56 : 271,385.40 = 114,998.08 : x
  2. Step 2: Convert to fraction form
    196,685.56/271,385.40 = 114,998.08/x
  3. Step 3: Cross multiply
    196,685.56x = 271,385.40 × 114,998.08
  4. Step 4: Simplify right side
    196,685.56x = 31,208,799,940.03
  5. Step 5: Solve for x
    x = 31,208,799,940.03/196,685.56
  6. Step 6: Final answer
    x = 158,673.57

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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.