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Finding the Fourth Proportional to 98,620.02, 147,966.93 and 51,205.51

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Solution

The fourth proportional to 98,620.02, 147,966.93 and 51,205.51 is: 76,827.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,620.02 : 147,966.93 = 51,205.51 : x
  2. Step 2: Convert to fraction form
    98,620.02/147,966.93 = 51,205.51/x
  3. Step 3: Cross multiply
    98,620.02x = 147,966.93 × 51,205.51
  4. Step 4: Simplify right side
    98,620.02x = 7,576,722,113.78
  5. Step 5: Solve for x
    x = 7,576,722,113.78/98,620.02
  6. Step 6: Final answer
    x = 76,827.42

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