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Finding the Fourth Proportional to 10,362.78, 14,264.40 and 9,034.14

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Solution

The fourth proportional to 10,362.78, 14,264.40 and 9,034.14 is: 12,435.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.78 : 14,264.40 = 9,034.14 : x
  2. Step 2: Convert to fraction form
    10,362.78/14,264.40 = 9,034.14/x
  3. Step 3: Cross multiply
    10,362.78x = 14,264.40 × 9,034.14
  4. Step 4: Simplify right side
    10,362.78x = 128,866,586.62
  5. Step 5: Solve for x
    x = 128,866,586.62/10,362.78
  6. Step 6: Final answer
    x = 12,435.52

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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.