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Finding the Fourth Proportional to 9,068.06, 13,602.09 and 2,916.38

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Solution

The fourth proportional to 9,068.06, 13,602.09 and 2,916.38 is: 4,374.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.06 : 13,602.09 = 2,916.38 : x
  2. Step 2: Convert to fraction form
    9,068.06/13,602.09 = 2,916.38/x
  3. Step 3: Cross multiply
    9,068.06x = 13,602.09 × 2,916.38
  4. Step 4: Simplify right side
    9,068.06x = 39,668,863.23
  5. Step 5: Solve for x
    x = 39,668,863.23/9,068.06
  6. Step 6: Final answer
    x = 4,374.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.