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Finding the Fourth Proportional to 17,303.28, 23,878.51 and 9,345.50

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Solution

The fourth proportional to 17,303.28, 23,878.51 and 9,345.50 is: 12,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,303.28 : 23,878.51 = 9,345.50 : x
  2. Step 2: Convert to fraction form
    17,303.28/23,878.51 = 9,345.50/x
  3. Step 3: Cross multiply
    17,303.28x = 23,878.51 × 9,345.50
  4. Step 4: Simplify right side
    17,303.28x = 223,156,561.99
  5. Step 5: Solve for x
    x = 223,156,561.99/17,303.28
  6. Step 6: Final answer
    x = 12,896.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.