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Finding the Fourth Proportional to 61,330.72, 91,762.80 and 37,899.04

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Solution

The fourth proportional to 61,330.72, 91,762.80 and 37,899.04 is: 56,704.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,330.72 : 91,762.80 = 37,899.04 : x
  2. Step 2: Convert to fraction form
    61,330.72/91,762.80 = 37,899.04/x
  3. Step 3: Cross multiply
    61,330.72x = 91,762.80 × 37,899.04
  4. Step 4: Simplify right side
    61,330.72x = 3,477,722,027.71
  5. Step 5: Solve for x
    x = 3,477,722,027.71/61,330.72
  6. Step 6: Final answer
    x = 56,704.41

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