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Finding the Fourth Proportional to 149,127.68, 223,692.87 and 42,511.40

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Solution

The fourth proportional to 149,127.68, 223,692.87 and 42,511.40 is: 63,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,127.68 : 223,692.87 = 42,511.40 : x
  2. Step 2: Convert to fraction form
    149,127.68/223,692.87 = 42,511.40/x
  3. Step 3: Cross multiply
    149,127.68x = 223,692.87 × 42,511.40
  4. Step 4: Simplify right side
    149,127.68x = 9,509,497,073.72
  5. Step 5: Solve for x
    x = 9,509,497,073.72/149,127.68
  6. Step 6: Final answer
    x = 63,767.48

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