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Finding the Fourth Proportional to 98,277.72, 147,415.77 and 28,157.10

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Solution

The fourth proportional to 98,277.72, 147,415.77 and 28,157.10 is: 42,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,277.72 : 147,415.77 = 28,157.10 : x
  2. Step 2: Convert to fraction form
    98,277.72/147,415.77 = 28,157.10/x
  3. Step 3: Cross multiply
    98,277.72x = 147,415.77 × 28,157.10
  4. Step 4: Simplify right side
    98,277.72x = 4,150,800,577.47
  5. Step 5: Solve for x
    x = 4,150,800,577.47/98,277.72
  6. Step 6: Final answer
    x = 42,235.42

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