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Finding the Third Proportional to 60,686.50 and 94,999.50

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Solution

The third proportional to 60,686.50 and 94,999.50 is: 148,713.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,686.50 : 94,999.50 = 94,999.50 : x
  2. Step 2: Convert to fraction form
    60,686.50/94,999.50 = 94,999.50/x
  3. Step 3: Cross multiply
    60,686.50x = 94,999.50 × 94,999.50
  4. Step 4: Simplify right side
    60,686.50x = 9,024,905,000.25
  5. Step 5: Solve for x
    x = 9,024,905,000.25/60,686.50
  6. Step 6: Final answer
    x = 148,713.55

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.