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Finding the Fourth Proportional to 14,495.32, 20,013.14 and 11,132.10

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Solution

The fourth proportional to 14,495.32, 20,013.14 and 11,132.10 is: 15,369.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,495.32 : 20,013.14 = 11,132.10 : x
  2. Step 2: Convert to fraction form
    14,495.32/20,013.14 = 11,132.10/x
  3. Step 3: Cross multiply
    14,495.32x = 20,013.14 × 11,132.10
  4. Step 4: Simplify right side
    14,495.32x = 222,788,220.13
  5. Step 5: Solve for x
    x = 222,788,220.13/14,495.32
  6. Step 6: Final answer
    x = 15,369.67

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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.