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Finding the Fourth Proportional to 186,275.41, 257,052.93 and 105,698.13

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Solution

The fourth proportional to 186,275.41, 257,052.93 and 105,698.13 is: 145,859.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,275.41 : 257,052.93 = 105,698.13 : x
  2. Step 2: Convert to fraction form
    186,275.41/257,052.93 = 105,698.13/x
  3. Step 3: Cross multiply
    186,275.41x = 257,052.93 × 105,698.13
  4. Step 4: Simplify right side
    186,275.41x = 27,170,014,012.02
  5. Step 5: Solve for x
    x = 27,170,014,012.02/186,275.41
  6. Step 6: Final answer
    x = 145,859.37

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