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Finding the Fourth Proportional to 98,091, 147,137.87 and 27,970.31

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Solution

The fourth proportional to 98,091, 147,137.87 and 27,970.31 is: 41,955.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,091 : 147,137.87 = 27,970.31 : x
  2. Step 2: Convert to fraction form
    98,091/147,137.87 = 27,970.31/x
  3. Step 3: Cross multiply
    98,091x = 147,137.87 × 27,970.31
  4. Step 4: Simplify right side
    98,091x = 4,115,492,117.08
  5. Step 5: Solve for x
    x = 4,115,492,117.08/98,091
  6. Step 6: Final answer
    x = 41,955.86

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