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Finding the Fourth Proportional to 83,978.76, 115,885.37 and 46,253.01

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Solution

The fourth proportional to 83,978.76, 115,885.37 and 46,253.01 is: 63,826.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,978.76 : 115,885.37 = 46,253.01 : x
  2. Step 2: Convert to fraction form
    83,978.76/115,885.37 = 46,253.01/x
  3. Step 3: Cross multiply
    83,978.76x = 115,885.37 × 46,253.01
  4. Step 4: Simplify right side
    83,978.76x = 5,360,047,293.10
  5. Step 5: Solve for x
    x = 5,360,047,293.10/83,978.76
  6. Step 6: Final answer
    x = 63,826.23

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