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Finding the Fourth Proportional to 9,057, 12,519.58 and 7,556.16

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Solution

The fourth proportional to 9,057, 12,519.58 and 7,556.16 is: 10,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057 : 12,519.58 = 7,556.16 : x
  2. Step 2: Convert to fraction form
    9,057/12,519.58 = 7,556.16/x
  3. Step 3: Cross multiply
    9,057x = 12,519.58 × 7,556.16
  4. Step 4: Simplify right side
    9,057x = 94,599,949.61
  5. Step 5: Solve for x
    x = 94,599,949.61/9,057
  6. Step 6: Final answer
    x = 10,444.95

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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.