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Finding the Third Proportional to 55,886.25 and 84,551.63

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Solution

The third proportional to 55,886.25 and 84,551.63 is: 127,920.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,886.25 : 84,551.63 = 84,551.63 : x
  2. Step 2: Convert to fraction form
    55,886.25/84,551.63 = 84,551.63/x
  3. Step 3: Cross multiply
    55,886.25x = 84,551.63 × 84,551.63
  4. Step 4: Simplify right side
    55,886.25x = 7,148,977,290.14
  5. Step 5: Solve for x
    x = 7,148,977,290.14/55,886.25
  6. Step 6: Final answer
    x = 127,920.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.