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Finding the Third Proportional to 70,053.75 and 105,810.75

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Solution

The third proportional to 70,053.75 and 105,810.75 is: 159,818.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,053.75 : 105,810.75 = 105,810.75 : x
  2. Step 2: Convert to fraction form
    70,053.75/105,810.75 = 105,810.75/x
  3. Step 3: Cross multiply
    70,053.75x = 105,810.75 × 105,810.75
  4. Step 4: Simplify right side
    70,053.75x = 11,195,914,815.56
  5. Step 5: Solve for x
    x = 11,195,914,815.56/70,053.75
  6. Step 6: Final answer
    x = 159,818.92

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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.