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Finding the Third Proportional to 88,485.75 and 140,178.94

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Solution

The third proportional to 88,485.75 and 140,178.94 is: 222,071.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,485.75 : 140,178.94 = 140,178.94 : x
  2. Step 2: Convert to fraction form
    88,485.75/140,178.94 = 140,178.94/x
  3. Step 3: Cross multiply
    88,485.75x = 140,178.94 × 140,178.94
  4. Step 4: Simplify right side
    88,485.75x = 19,650,134,518.63
  5. Step 5: Solve for x
    x = 19,650,134,518.63/88,485.75
  6. Step 6: Final answer
    x = 222,071.18

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.