Home / 197,095.92-271,985.64-112,196.56

Finding the Fourth Proportional to 197,095.92, 271,985.64 and 112,196.56

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Solution

The fourth proportional to 197,095.92, 271,985.64 and 112,196.56 is: 154,827.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,095.92 : 271,985.64 = 112,196.56 : x
  2. Step 2: Convert to fraction form
    197,095.92/271,985.64 = 112,196.56/x
  3. Step 3: Cross multiply
    197,095.92x = 271,985.64 × 112,196.56
  4. Step 4: Simplify right side
    197,095.92x = 30,515,853,177.40
  5. Step 5: Solve for x
    x = 30,515,853,177.40/197,095.92
  6. Step 6: Final answer
    x = 154,827.42

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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.