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Finding the Fourth Proportional to 7,319.62, 10,097.58 and 7,036.72

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Solution

The fourth proportional to 7,319.62, 10,097.58 and 7,036.72 is: 9,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.62 : 10,097.58 = 7,036.72 : x
  2. Step 2: Convert to fraction form
    7,319.62/10,097.58 = 7,036.72/x
  3. Step 3: Cross multiply
    7,319.62x = 10,097.58 × 7,036.72
  4. Step 4: Simplify right side
    7,319.62x = 71,053,843.14
  5. Step 5: Solve for x
    x = 71,053,843.14/7,319.62
  6. Step 6: Final answer
    x = 9,707.31

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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.