Home / 78,836.09-118,250.82-36,701.69

Finding the Fourth Proportional to 78,836.09, 118,250.82 and 36,701.69

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Solution

The fourth proportional to 78,836.09, 118,250.82 and 36,701.69 is: 55,050.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,836.09 : 118,250.82 = 36,701.69 : x
  2. Step 2: Convert to fraction form
    78,836.09/118,250.82 = 36,701.69/x
  3. Step 3: Cross multiply
    78,836.09x = 118,250.82 × 36,701.69
  4. Step 4: Simplify right side
    78,836.09x = 4,340,004,937.89
  5. Step 5: Solve for x
    x = 4,340,004,937.89/78,836.09
  6. Step 6: Final answer
    x = 55,050.99

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