Home / 196,974.84-271,814.10-116,409.87

Finding the Fourth Proportional to 196,974.84, 271,814.10 and 116,409.87

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Solution

The fourth proportional to 196,974.84, 271,814.10 and 116,409.87 is: 160,639.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,974.84 : 271,814.10 = 116,409.87 : x
  2. Step 2: Convert to fraction form
    196,974.84/271,814.10 = 116,409.87/x
  3. Step 3: Cross multiply
    196,974.84x = 271,814.10 × 116,409.87
  4. Step 4: Simplify right side
    196,974.84x = 31,641,844,045.17
  5. Step 5: Solve for x
    x = 31,641,844,045.17/196,974.84
  6. Step 6: Final answer
    x = 160,639.01

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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.