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Finding the Fourth Proportional to 113,057.76, 156,021.52 and 62,756.76

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Solution

The fourth proportional to 113,057.76, 156,021.52 and 62,756.76 is: 86,605.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,057.76 : 156,021.52 = 62,756.76 : x
  2. Step 2: Convert to fraction form
    113,057.76/156,021.52 = 62,756.76/x
  3. Step 3: Cross multiply
    113,057.76x = 156,021.52 × 62,756.76
  4. Step 4: Simplify right side
    113,057.76x = 9,791,405,085.48
  5. Step 5: Solve for x
    x = 9,791,405,085.48/113,057.76
  6. Step 6: Final answer
    x = 86,605.33

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