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Finding the Fourth Proportional to 83,875.79, 115,751.77 and 48,072.71

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Solution

The fourth proportional to 83,875.79, 115,751.77 and 48,072.71 is: 66,342.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,875.79 : 115,751.77 = 48,072.71 : x
  2. Step 2: Convert to fraction form
    83,875.79/115,751.77 = 48,072.71/x
  3. Step 3: Cross multiply
    83,875.79x = 115,751.77 × 48,072.71
  4. Step 4: Simplify right side
    83,875.79x = 5,564,501,102.00
  5. Step 5: Solve for x
    x = 5,564,501,102.00/83,875.79
  6. Step 6: Final answer
    x = 66,342.16

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