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Finding the Fourth Proportional to 127,913.80, 191,798.70 and 49,030.60

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Solution

The fourth proportional to 127,913.80, 191,798.70 and 49,030.60 is: 73,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,913.80 : 191,798.70 = 49,030.60 : x
  2. Step 2: Convert to fraction form
    127,913.80/191,798.70 = 49,030.60/x
  3. Step 3: Cross multiply
    127,913.80x = 191,798.70 × 49,030.60
  4. Step 4: Simplify right side
    127,913.80x = 9,404,005,340.22
  5. Step 5: Solve for x
    x = 9,404,005,340.22/127,913.80
  6. Step 6: Final answer
    x = 73,518.30

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