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Finding the Fourth Proportional to 39,666.33, 59,470.34 and 18,904.41

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Solution

The fourth proportional to 39,666.33, 59,470.34 and 18,904.41 is: 28,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,666.33 : 59,470.34 = 18,904.41 : x
  2. Step 2: Convert to fraction form
    39,666.33/59,470.34 = 18,904.41/x
  3. Step 3: Cross multiply
    39,666.33x = 59,470.34 × 18,904.41
  4. Step 4: Simplify right side
    39,666.33x = 1,124,251,595.68
  5. Step 5: Solve for x
    x = 1,124,251,595.68/39,666.33
  6. Step 6: Final answer
    x = 28,342.72

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