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Finding the Third Proportional to 62,172 and 93,777.50

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Solution

The third proportional to 62,172 and 93,777.50 is: 141,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,172 : 93,777.50 = 93,777.50 : x
  2. Step 2: Convert to fraction form
    62,172/93,777.50 = 93,777.50/x
  3. Step 3: Cross multiply
    62,172x = 93,777.50 × 93,777.50
  4. Step 4: Simplify right side
    62,172x = 8,794,219,506.25
  5. Step 5: Solve for x
    x = 8,794,219,506.25/62,172
  6. Step 6: Final answer
    x = 141,449.84

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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.