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Finding the Fourth Proportional to 17,538.40, 26,264.76 and 9,225.40

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Solution

The fourth proportional to 17,538.40, 26,264.76 and 9,225.40 is: 13,815.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,538.40 : 26,264.76 = 9,225.40 : x
  2. Step 2: Convert to fraction form
    17,538.40/26,264.76 = 9,225.40/x
  3. Step 3: Cross multiply
    17,538.40x = 26,264.76 × 9,225.40
  4. Step 4: Simplify right side
    17,538.40x = 242,302,916.90
  5. Step 5: Solve for x
    x = 242,302,916.90/17,538.40
  6. Step 6: Final answer
    x = 13,815.57

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