Home / 196,500.64-271,175.28-115,947.76

Finding the Fourth Proportional to 196,500.64, 271,175.28 and 115,947.76

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Solution

The fourth proportional to 196,500.64, 271,175.28 and 115,947.76 is: 160,010.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,500.64 : 271,175.28 = 115,947.76 : x
  2. Step 2: Convert to fraction form
    196,500.64/271,175.28 = 115,947.76/x
  3. Step 3: Cross multiply
    196,500.64x = 271,175.28 × 115,947.76
  4. Step 4: Simplify right side
    196,500.64x = 31,442,166,283.37
  5. Step 5: Solve for x
    x = 31,442,166,283.37/196,500.64
  6. Step 6: Final answer
    x = 160,010.50

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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.