Home / 213,491.92-294,634.11-117,996.55

Finding the Fourth Proportional to 213,491.92, 294,634.11 and 117,996.55

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Solution

The fourth proportional to 213,491.92, 294,634.11 and 117,996.55 is: 162,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,491.92 : 294,634.11 = 117,996.55 : x
  2. Step 2: Convert to fraction form
    213,491.92/294,634.11 = 117,996.55/x
  3. Step 3: Cross multiply
    213,491.92x = 294,634.11 × 117,996.55
  4. Step 4: Simplify right side
    213,491.92x = 34,765,808,492.32
  5. Step 5: Solve for x
    x = 34,765,808,492.32/213,491.92
  6. Step 6: Final answer
    x = 162,843.67

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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.