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Finding the Fourth Proportional to 61,961.22, 85,507 and 33,666.91

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Solution

The fourth proportional to 61,961.22, 85,507 and 33,666.91 is: 46,460.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,961.22 : 85,507 = 33,666.91 : x
  2. Step 2: Convert to fraction form
    61,961.22/85,507 = 33,666.91/x
  3. Step 3: Cross multiply
    61,961.22x = 85,507 × 33,666.91
  4. Step 4: Simplify right side
    61,961.22x = 2,878,756,045.84
  5. Step 5: Solve for x
    x = 2,878,756,045.84/61,961.22
  6. Step 6: Final answer
    x = 46,460.61

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