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Finding the Fourth Proportional to 7,075.82, 10,613.70 and 1,881.69

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Solution

The fourth proportional to 7,075.82, 10,613.70 and 1,881.69 is: 2,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.82 : 10,613.70 = 1,881.69 : x
  2. Step 2: Convert to fraction form
    7,075.82/10,613.70 = 1,881.69/x
  3. Step 3: Cross multiply
    7,075.82x = 10,613.70 × 1,881.69
  4. Step 4: Simplify right side
    7,075.82x = 19,971,693.15
  5. Step 5: Solve for x
    x = 19,971,693.15/7,075.82
  6. Step 6: Final answer
    x = 2,822.53

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