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Finding the Fourth Proportional to 191,816.21, 287,463.94 and 101,836.19

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Solution

The fourth proportional to 191,816.21, 287,463.94 and 101,836.19 is: 152,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,816.21 : 287,463.94 = 101,836.19 : x
  2. Step 2: Convert to fraction form
    191,816.21/287,463.94 = 101,836.19/x
  3. Step 3: Cross multiply
    191,816.21x = 287,463.94 × 101,836.19
  4. Step 4: Simplify right side
    191,816.21x = 29,274,232,411.99
  5. Step 5: Solve for x
    x = 29,274,232,411.99/191,816.21
  6. Step 6: Final answer
    x = 152,616.05

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