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Finding the Third Proportional to 21,051.56 and 45,476.44

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Solution

The third proportional to 21,051.56 and 45,476.44 is: 98,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,051.56 : 45,476.44 = 45,476.44 : x
  2. Step 2: Convert to fraction form
    21,051.56/45,476.44 = 45,476.44/x
  3. Step 3: Cross multiply
    21,051.56x = 45,476.44 × 45,476.44
  4. Step 4: Simplify right side
    21,051.56x = 2,068,106,367.69
  5. Step 5: Solve for x
    x = 2,068,106,367.69/21,051.56
  6. Step 6: Final answer
    x = 98,240.04

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.