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Finding the Fourth Proportional to 113,869.40, 170,852.70 and 54,674.60

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Solution

The fourth proportional to 113,869.40, 170,852.70 and 54,674.60 is: 82,035.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,869.40 : 170,852.70 = 54,674.60 : x
  2. Step 2: Convert to fraction form
    113,869.40/170,852.70 = 54,674.60/x
  3. Step 3: Cross multiply
    113,869.40x = 170,852.70 × 54,674.60
  4. Step 4: Simplify right side
    113,869.40x = 9,341,303,031.42
  5. Step 5: Solve for x
    x = 9,341,303,031.42/113,869.40
  6. Step 6: Final answer
    x = 82,035.24

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