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Finding the Fourth Proportional to 9,782.96, 13,500.49 and 5,533.93

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Solution

The fourth proportional to 9,782.96, 13,500.49 and 5,533.93 is: 7,636.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,782.96 : 13,500.49 = 5,533.93 : x
  2. Step 2: Convert to fraction form
    9,782.96/13,500.49 = 5,533.93/x
  3. Step 3: Cross multiply
    9,782.96x = 13,500.49 × 5,533.93
  4. Step 4: Simplify right side
    9,782.96x = 74,710,743.88
  5. Step 5: Solve for x
    x = 74,710,743.88/9,782.96
  6. Step 6: Final answer
    x = 7,636.83

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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.