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Finding the Fourth Proportional to 18,646.74, 25,726.70 and 10,579.06

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Solution

The fourth proportional to 18,646.74, 25,726.70 and 10,579.06 is: 14,595.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,646.74 : 25,726.70 = 10,579.06 : x
  2. Step 2: Convert to fraction form
    18,646.74/25,726.70 = 10,579.06/x
  3. Step 3: Cross multiply
    18,646.74x = 25,726.70 × 10,579.06
  4. Step 4: Simplify right side
    18,646.74x = 272,164,302.90
  5. Step 5: Solve for x
    x = 272,164,302.90/18,646.74
  6. Step 6: Final answer
    x = 14,595.81

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