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Finding the Fourth Proportional to 9,708.55, 13,395.48 and 7,051.33

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Solution

The fourth proportional to 9,708.55, 13,395.48 and 7,051.33 is: 9,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708.55 : 13,395.48 = 7,051.33 : x
  2. Step 2: Convert to fraction form
    9,708.55/13,395.48 = 7,051.33/x
  3. Step 3: Cross multiply
    9,708.55x = 13,395.48 × 7,051.33
  4. Step 4: Simplify right side
    9,708.55x = 94,455,949.99
  5. Step 5: Solve for x
    x = 94,455,949.99/9,708.55
  6. Step 6: Final answer
    x = 9,729.15

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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.