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Finding the Fourth Proportional to 19,150.01, 28,724.97 and 9,124.32

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Solution

The fourth proportional to 19,150.01, 28,724.97 and 9,124.32 is: 13,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.01 : 28,724.97 = 9,124.32 : x
  2. Step 2: Convert to fraction form
    19,150.01/28,724.97 = 9,124.32/x
  3. Step 3: Cross multiply
    19,150.01x = 28,724.97 × 9,124.32
  4. Step 4: Simplify right side
    19,150.01x = 262,095,818.27
  5. Step 5: Solve for x
    x = 262,095,818.27/19,150.01
  6. Step 6: Final answer
    x = 13,686.46

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