Home / 47,072.03-70,608.61-13,792.76

Finding the Fourth Proportional to 47,072.03, 70,608.61 and 13,792.76

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Solution

The fourth proportional to 47,072.03, 70,608.61 and 13,792.76 is: 20,689.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,072.03 : 70,608.61 = 13,792.76 : x
  2. Step 2: Convert to fraction form
    47,072.03/70,608.61 = 13,792.76/x
  3. Step 3: Cross multiply
    47,072.03x = 70,608.61 × 13,792.76
  4. Step 4: Simplify right side
    47,072.03x = 973,887,611.66
  5. Step 5: Solve for x
    x = 973,887,611.66/47,072.03
  6. Step 6: Final answer
    x = 20,689.31

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