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Finding the Third Proportional to 55,903.50 and 85,802.25

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Solution

The third proportional to 55,903.50 and 85,802.25 is: 131,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,903.50 : 85,802.25 = 85,802.25 : x
  2. Step 2: Convert to fraction form
    55,903.50/85,802.25 = 85,802.25/x
  3. Step 3: Cross multiply
    55,903.50x = 85,802.25 × 85,802.25
  4. Step 4: Simplify right side
    55,903.50x = 7,362,026,105.06
  5. Step 5: Solve for x
    x = 7,362,026,105.06/55,903.50
  6. Step 6: Final answer
    x = 131,691.68

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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.