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Finding the Third Proportional to 25,030 and 54,386

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Solution

The third proportional to 25,030 and 54,386 is: 118,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,030 : 54,386 = 54,386 : x
  2. Step 2: Convert to fraction form
    25,030/54,386 = 54,386/x
  3. Step 3: Cross multiply
    25,030x = 54,386 × 54,386
  4. Step 4: Simplify right side
    25,030x = 2,957,836,996
  5. Step 5: Solve for x
    x = 2,957,836,996/25,030
  6. Step 6: Final answer
    x = 118,171.67

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.