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Finding the Fourth Proportional to 98,492.84, 147,821.91 and 51,137.00

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Solution

The fourth proportional to 98,492.84, 147,821.91 and 51,137.00 is: 76,748.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,492.84 : 147,821.91 = 51,137.00 : x
  2. Step 2: Convert to fraction form
    98,492.84/147,821.91 = 51,137.00/x
  3. Step 3: Cross multiply
    98,492.84x = 147,821.91 × 51,137.00
  4. Step 4: Simplify right side
    98,492.84x = 7,559,168,016.88
  5. Step 5: Solve for x
    x = 7,559,168,016.88/98,492.84
  6. Step 6: Final answer
    x = 76,748.41

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