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Finding the Fourth Proportional to 216,197.76, 324,303.93 and 58,427.58

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Solution

The fourth proportional to 216,197.76, 324,303.93 and 58,427.58 is: 87,643.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,197.76 : 324,303.93 = 58,427.58 : x
  2. Step 2: Convert to fraction form
    216,197.76/324,303.93 = 58,427.58/x
  3. Step 3: Cross multiply
    216,197.76x = 324,303.93 × 58,427.58
  4. Step 4: Simplify right side
    216,197.76x = 18,948,293,814.39
  5. Step 5: Solve for x
    x = 18,948,293,814.39/216,197.76
  6. Step 6: Final answer
    x = 87,643.34

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