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Finding the Fourth Proportional to 86,443.42, 119,291.82 and 46,699.42

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Solution

The fourth proportional to 86,443.42, 119,291.82 and 46,699.42 is: 64,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,443.42 : 119,291.82 = 46,699.42 : x
  2. Step 2: Convert to fraction form
    86,443.42/119,291.82 = 46,699.42/x
  3. Step 3: Cross multiply
    86,443.42x = 119,291.82 × 46,699.42
  4. Step 4: Simplify right side
    86,443.42x = 5,570,858,804.74
  5. Step 5: Solve for x
    x = 5,570,858,804.74/86,443.42
  6. Step 6: Final answer
    x = 64,445.15

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