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Finding the Fourth Proportional to 61,664.81, 85,026.49 and 45,555.42

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Solution

The fourth proportional to 61,664.81, 85,026.49 and 45,555.42 is: 62,814.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,664.81 : 85,026.49 = 45,555.42 : x
  2. Step 2: Convert to fraction form
    61,664.81/85,026.49 = 45,555.42/x
  3. Step 3: Cross multiply
    61,664.81x = 85,026.49 × 45,555.42
  4. Step 4: Simplify right side
    61,664.81x = 3,873,417,924.29
  5. Step 5: Solve for x
    x = 3,873,417,924.29/61,664.81
  6. Step 6: Final answer
    x = 62,814.08

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