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Finding the Fourth Proportional to 36,700.72, 55,051.07 and 10,405.69

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Solution

The fourth proportional to 36,700.72, 55,051.07 and 10,405.69 is: 15,608.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.72 : 55,051.07 = 10,405.69 : x
  2. Step 2: Convert to fraction form
    36,700.72/55,051.07 = 10,405.69/x
  3. Step 3: Cross multiply
    36,700.72x = 55,051.07 × 10,405.69
  4. Step 4: Simplify right side
    36,700.72x = 572,844,368.59
  5. Step 5: Solve for x
    x = 572,844,368.59/36,700.72
  6. Step 6: Final answer
    x = 15,608.53

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