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Finding the Third Proportional to 65,857.50 and 101,877.75

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Solution

The third proportional to 65,857.50 and 101,877.75 is: 157,599.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,857.50 : 101,877.75 = 101,877.75 : x
  2. Step 2: Convert to fraction form
    65,857.50/101,877.75 = 101,877.75/x
  3. Step 3: Cross multiply
    65,857.50x = 101,877.75 × 101,877.75
  4. Step 4: Simplify right side
    65,857.50x = 10,379,075,945.06
  5. Step 5: Solve for x
    x = 10,379,075,945.06/65,857.50
  6. Step 6: Final answer
    x = 157,599.00

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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.