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Finding the Fourth Proportional to 98,419.37, 147,407.10 and 45,717.95

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Solution

The fourth proportional to 98,419.37, 147,407.10 and 45,717.95 is: 68,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,419.37 : 147,407.10 = 45,717.95 : x
  2. Step 2: Convert to fraction form
    98,419.37/147,407.10 = 45,717.95/x
  3. Step 3: Cross multiply
    98,419.37x = 147,407.10 × 45,717.95
  4. Step 4: Simplify right side
    98,419.37x = 6,739,150,967.41
  5. Step 5: Solve for x
    x = 6,739,150,967.41/98,419.37
  6. Step 6: Final answer
    x = 68,473.83

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