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Finding the Fourth Proportional to 83,971.62, 115,886.10 and 46,245.86

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Solution

The fourth proportional to 83,971.62, 115,886.10 and 46,245.86 is: 63,822.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,971.62 : 115,886.10 = 46,245.86 : x
  2. Step 2: Convert to fraction form
    83,971.62/115,886.10 = 46,245.86/x
  3. Step 3: Cross multiply
    83,971.62x = 115,886.10 × 46,245.86
  4. Step 4: Simplify right side
    83,971.62x = 5,359,252,356.55
  5. Step 5: Solve for x
    x = 5,359,252,356.55/83,971.62
  6. Step 6: Final answer
    x = 63,822.19

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