Home / 196,862.81-271,600.70-116,273.07

Finding the Fourth Proportional to 196,862.81, 271,600.70 and 116,273.07

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Solution

The fourth proportional to 196,862.81, 271,600.70 and 116,273.07 is: 160,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,862.81 : 271,600.70 = 116,273.07 : x
  2. Step 2: Convert to fraction form
    196,862.81/271,600.70 = 116,273.07/x
  3. Step 3: Cross multiply
    196,862.81x = 271,600.70 × 116,273.07
  4. Step 4: Simplify right side
    196,862.81x = 31,579,846,621.78
  5. Step 5: Solve for x
    x = 31,579,846,621.78/196,862.81
  6. Step 6: Final answer
    x = 160,415.51

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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.