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Finding the Fourth Proportional to 207,448.88, 286,283.04 and 122,565.76

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Solution

The fourth proportional to 207,448.88, 286,283.04 and 122,565.76 is: 169,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,448.88 : 286,283.04 = 122,565.76 : x
  2. Step 2: Convert to fraction form
    207,448.88/286,283.04 = 122,565.76/x
  3. Step 3: Cross multiply
    207,448.88x = 286,283.04 × 122,565.76
  4. Step 4: Simplify right side
    207,448.88x = 35,088,498,372.71
  5. Step 5: Solve for x
    x = 35,088,498,372.71/207,448.88
  6. Step 6: Final answer
    x = 169,142.87

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