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Finding the Fourth Proportional to 141,642.78, 212,386.52 and 56,167.08

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Solution

The fourth proportional to 141,642.78, 212,386.52 and 56,167.08 is: 84,219.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,642.78 : 212,386.52 = 56,167.08 : x
  2. Step 2: Convert to fraction form
    141,642.78/212,386.52 = 56,167.08/x
  3. Step 3: Cross multiply
    141,642.78x = 212,386.52 × 56,167.08
  4. Step 4: Simplify right side
    141,642.78x = 11,929,130,378.93
  5. Step 5: Solve for x
    x = 11,929,130,378.93/141,642.78
  6. Step 6: Final answer
    x = 84,219.83

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