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Finding the Fourth Proportional to 91,592.02, 137,407.75 and 28,410.87

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Solution

The fourth proportional to 91,592.02, 137,407.75 and 28,410.87 is: 42,622.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,592.02 : 137,407.75 = 28,410.87 : x
  2. Step 2: Convert to fraction form
    91,592.02/137,407.75 = 28,410.87/x
  3. Step 3: Cross multiply
    91,592.02x = 137,407.75 × 28,410.87
  4. Step 4: Simplify right side
    91,592.02x = 3,903,873,722.24
  5. Step 5: Solve for x
    x = 3,903,873,722.24/91,592.02
  6. Step 6: Final answer
    x = 42,622.42

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