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Finding the Third Proportional to 64,850.63 and 100,153.13

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Solution

The third proportional to 64,850.63 and 100,153.13 is: 154,673.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,850.63 : 100,153.13 = 100,153.13 : x
  2. Step 2: Convert to fraction form
    64,850.63/100,153.13 = 100,153.13/x
  3. Step 3: Cross multiply
    64,850.63x = 100,153.13 × 100,153.13
  4. Step 4: Simplify right side
    64,850.63x = 10,030,648,447.27
  5. Step 5: Solve for x
    x = 10,030,648,447.27/64,850.63
  6. Step 6: Final answer
    x = 154,673.12

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.