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Finding the Third Proportional to 55,958.63 and 86,774.63

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Solution

The third proportional to 55,958.63 and 86,774.63 is: 134,560.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,958.63 : 86,774.63 = 86,774.63 : x
  2. Step 2: Convert to fraction form
    55,958.63/86,774.63 = 86,774.63/x
  3. Step 3: Cross multiply
    55,958.63x = 86,774.63 × 86,774.63
  4. Step 4: Simplify right side
    55,958.63x = 7,529,835,543.89
  5. Step 5: Solve for x
    x = 7,529,835,543.89/55,958.63
  6. Step 6: Final answer
    x = 134,560.77

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.