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Finding the Fourth Proportional to 207,059.82, 285,736.17 and 116,413.53

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Solution

The fourth proportional to 207,059.82, 285,736.17 and 116,413.53 is: 160,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,059.82 : 285,736.17 = 116,413.53 : x
  2. Step 2: Convert to fraction form
    207,059.82/285,736.17 = 116,413.53/x
  3. Step 3: Cross multiply
    207,059.82x = 285,736.17 × 116,413.53
  4. Step 4: Simplify right side
    207,059.82x = 33,263,556,198.38
  5. Step 5: Solve for x
    x = 33,263,556,198.38/207,059.82
  6. Step 6: Final answer
    x = 160,647.08

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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.