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Finding the Fourth Proportional to 76,848.51, 115,284.69 and 32,475.45

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Solution

The fourth proportional to 76,848.51, 115,284.69 and 32,475.45 is: 48,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,848.51 : 115,284.69 = 32,475.45 : x
  2. Step 2: Convert to fraction form
    76,848.51/115,284.69 = 32,475.45/x
  3. Step 3: Cross multiply
    76,848.51x = 115,284.69 × 32,475.45
  4. Step 4: Simplify right side
    76,848.51x = 3,743,922,185.86
  5. Step 5: Solve for x
    x = 3,743,922,185.86/76,848.51
  6. Step 6: Final answer
    x = 48,718.21

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