Home / 196,683.31-271,382.29-114,995.82

Finding the Fourth Proportional to 196,683.31, 271,382.29 and 114,995.82

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Solution

The fourth proportional to 196,683.31, 271,382.29 and 114,995.82 is: 158,670.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,683.31 : 271,382.29 = 114,995.82 : x
  2. Step 2: Convert to fraction form
    196,683.31/271,382.29 = 114,995.82/x
  3. Step 3: Cross multiply
    196,683.31x = 271,382.29 × 114,995.82
  4. Step 4: Simplify right side
    196,683.31x = 31,207,828,972.03
  5. Step 5: Solve for x
    x = 31,207,828,972.03/196,683.31
  6. Step 6: Final answer
    x = 158,670.45

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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.