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Finding the Fourth Proportional to 35,421.99, 53,140.79 and 11,736.89

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Solution

The fourth proportional to 35,421.99, 53,140.79 and 11,736.89 is: 17,607.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,421.99 : 53,140.79 = 11,736.89 : x
  2. Step 2: Convert to fraction form
    35,421.99/53,140.79 = 11,736.89/x
  3. Step 3: Cross multiply
    35,421.99x = 53,140.79 × 11,736.89
  4. Step 4: Simplify right side
    35,421.99x = 623,707,282.35
  5. Step 5: Solve for x
    x = 623,707,282.35/35,421.99
  6. Step 6: Final answer
    x = 17,607.91

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