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Finding the Fourth Proportional to 211,872.56, 317,774.28 and 64,094

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Solution

The fourth proportional to 211,872.56, 317,774.28 and 64,094 is: 96,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,872.56 : 317,774.28 = 64,094 : x
  2. Step 2: Convert to fraction form
    211,872.56/317,774.28 = 64,094/x
  3. Step 3: Cross multiply
    211,872.56x = 317,774.28 × 64,094
  4. Step 4: Simplify right side
    211,872.56x = 20,367,424,702.32
  5. Step 5: Solve for x
    x = 20,367,424,702.32/211,872.56
  6. Step 6: Final answer
    x = 96,130.55

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