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Finding the Fourth Proportional to 103,404.96, 155,125.62 and 53,471.46

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Solution

The fourth proportional to 103,404.96, 155,125.62 and 53,471.46 is: 80,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,404.96 : 155,125.62 = 53,471.46 : x
  2. Step 2: Convert to fraction form
    103,404.96/155,125.62 = 53,471.46/x
  3. Step 3: Cross multiply
    103,404.96x = 155,125.62 × 53,471.46
  4. Step 4: Simplify right side
    103,404.96x = 8,294,793,384.81
  5. Step 5: Solve for x
    x = 8,294,793,384.81/103,404.96
  6. Step 6: Final answer
    x = 80,216.59

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