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Finding the Fourth Proportional to 107,133.80, 160,700.70 and 89,767.40

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Solution

The fourth proportional to 107,133.80, 160,700.70 and 89,767.40 is: 134,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,133.80 : 160,700.70 = 89,767.40 : x
  2. Step 2: Convert to fraction form
    107,133.80/160,700.70 = 89,767.40/x
  3. Step 3: Cross multiply
    107,133.80x = 160,700.70 × 89,767.40
  4. Step 4: Simplify right side
    107,133.80x = 14,425,684,017.18
  5. Step 5: Solve for x
    x = 14,425,684,017.18/107,133.80
  6. Step 6: Final answer
    x = 134,651.10

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