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Finding the Fourth Proportional to 97,570.17, 134,645.09 and 55,127.79

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Solution

The fourth proportional to 97,570.17, 134,645.09 and 55,127.79 is: 76,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,570.17 : 134,645.09 = 55,127.79 : x
  2. Step 2: Convert to fraction form
    97,570.17/134,645.09 = 55,127.79/x
  3. Step 3: Cross multiply
    97,570.17x = 134,645.09 × 55,127.79
  4. Step 4: Simplify right side
    97,570.17x = 7,422,685,970.41
  5. Step 5: Solve for x
    x = 7,422,685,970.41/97,570.17
  6. Step 6: Final answer
    x = 76,075.36

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