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Finding the Fourth Proportional to 213,511.17, 294,632.82 and 118,012.17

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Solution

The fourth proportional to 213,511.17, 294,632.82 and 118,012.17 is: 162,849.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,511.17 : 294,632.82 = 118,012.17 : x
  2. Step 2: Convert to fraction form
    213,511.17/294,632.82 = 118,012.17/x
  3. Step 3: Cross multiply
    213,511.17x = 294,632.82 × 118,012.17
  4. Step 4: Simplify right side
    213,511.17x = 34,770,258,441.42
  5. Step 5: Solve for x
    x = 34,770,258,441.42/213,511.17
  6. Step 6: Final answer
    x = 162,849.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.