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Finding the Fourth Proportional to 200,955.73, 277,308.87 and 116,067.73

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Solution

The fourth proportional to 200,955.73, 277,308.87 and 116,067.73 is: 160,167.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,955.73 : 277,308.87 = 116,067.73 : x
  2. Step 2: Convert to fraction form
    200,955.73/277,308.87 = 116,067.73/x
  3. Step 3: Cross multiply
    200,955.73x = 277,308.87 × 116,067.73
  4. Step 4: Simplify right side
    200,955.73x = 32,186,611,049.77
  5. Step 5: Solve for x
    x = 32,186,611,049.77/200,955.73
  6. Step 6: Final answer
    x = 160,167.67

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1.5x scale

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.