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Finding the Fourth Proportional to 42,866.68, 64,281.98 and 16,208.16

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Solution

The fourth proportional to 42,866.68, 64,281.98 and 16,208.16 is: 24,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,866.68 : 64,281.98 = 16,208.16 : x
  2. Step 2: Convert to fraction form
    42,866.68/64,281.98 = 16,208.16/x
  3. Step 3: Cross multiply
    42,866.68x = 64,281.98 × 16,208.16
  4. Step 4: Simplify right side
    42,866.68x = 1,041,892,616.96
  5. Step 5: Solve for x
    x = 1,041,892,616.96/42,866.68
  6. Step 6: Final answer
    x = 24,305.42

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