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Finding the Fourth Proportional to 127,256.76, 175,616.44 and 69,901.40

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Solution

The fourth proportional to 127,256.76, 175,616.44 and 69,901.40 is: 96,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,256.76 : 175,616.44 = 69,901.40 : x
  2. Step 2: Convert to fraction form
    127,256.76/175,616.44 = 69,901.40/x
  3. Step 3: Cross multiply
    127,256.76x = 175,616.44 × 69,901.40
  4. Step 4: Simplify right side
    127,256.76x = 12,275,835,019.02
  5. Step 5: Solve for x
    x = 12,275,835,019.02/127,256.76
  6. Step 6: Final answer
    x = 96,465.09

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