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Finding the Fourth Proportional to 207,295.12, 286,063.91 and 116,651.03

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Solution

The fourth proportional to 207,295.12, 286,063.91 and 116,651.03 is: 160,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,295.12 : 286,063.91 = 116,651.03 : x
  2. Step 2: Convert to fraction form
    207,295.12/286,063.91 = 116,651.03/x
  3. Step 3: Cross multiply
    207,295.12x = 286,063.91 × 116,651.03
  4. Step 4: Simplify right side
    207,295.12x = 33,369,649,747.33
  5. Step 5: Solve for x
    x = 33,369,649,747.33/207,295.12
  6. Step 6: Final answer
    x = 160,976.53

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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.