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Finding the Fourth Proportional to 141,491.78, 212,263.92 and 46,728.53

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Solution

The fourth proportional to 141,491.78, 212,263.92 and 46,728.53 is: 70,101.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,491.78 : 212,263.92 = 46,728.53 : x
  2. Step 2: Convert to fraction form
    141,491.78/212,263.92 = 46,728.53/x
  3. Step 3: Cross multiply
    141,491.78x = 212,263.92 × 46,728.53
  4. Step 4: Simplify right side
    141,491.78x = 9,918,780,953.64
  5. Step 5: Solve for x
    x = 9,918,780,953.64/141,491.78
  6. Step 6: Final answer
    x = 70,101.46

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