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Finding the Fourth Proportional to 7,050.07, 9,730.11 and 4,065.31

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Solution

The fourth proportional to 7,050.07, 9,730.11 and 4,065.31 is: 5,610.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.07 : 9,730.11 = 4,065.31 : x
  2. Step 2: Convert to fraction form
    7,050.07/9,730.11 = 4,065.31/x
  3. Step 3: Cross multiply
    7,050.07x = 9,730.11 × 4,065.31
  4. Step 4: Simplify right side
    7,050.07x = 39,555,904.40
  5. Step 5: Solve for x
    x = 39,555,904.40/7,050.07
  6. Step 6: Final answer
    x = 5,610.71

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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.