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Finding the Fourth Proportional to 55,882.58, 83,821.70 and 18,946.58

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Solution

The fourth proportional to 55,882.58, 83,821.70 and 18,946.58 is: 28,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,882.58 : 83,821.70 = 18,946.58 : x
  2. Step 2: Convert to fraction form
    55,882.58/83,821.70 = 18,946.58/x
  3. Step 3: Cross multiply
    55,882.58x = 83,821.70 × 18,946.58
  4. Step 4: Simplify right side
    55,882.58x = 1,588,134,544.79
  5. Step 5: Solve for x
    x = 1,588,134,544.79/55,882.58
  6. Step 6: Final answer
    x = 28,419.13

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