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Finding the Fourth Proportional to 83,467.82, 115,188.54 and 45,742.08

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Solution

The fourth proportional to 83,467.82, 115,188.54 and 45,742.08 is: 63,125.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,467.82 : 115,188.54 = 45,742.08 : x
  2. Step 2: Convert to fraction form
    83,467.82/115,188.54 = 45,742.08/x
  3. Step 3: Cross multiply
    83,467.82x = 115,188.54 × 45,742.08
  4. Step 4: Simplify right side
    83,467.82x = 5,268,963,411.76
  5. Step 5: Solve for x
    x = 5,268,963,411.76/83,467.82
  6. Step 6: Final answer
    x = 63,125.69

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