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Finding the Third Proportional to 64,550.25 and 99,700.88

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Solution

The third proportional to 64,550.25 and 99,700.88 is: 153,992.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,550.25 : 99,700.88 = 99,700.88 : x
  2. Step 2: Convert to fraction form
    64,550.25/99,700.88 = 99,700.88/x
  3. Step 3: Cross multiply
    64,550.25x = 99,700.88 × 99,700.88
  4. Step 4: Simplify right side
    64,550.25x = 9,940,264,475.77
  5. Step 5: Solve for x
    x = 9,940,264,475.77/64,550.25
  6. Step 6: Final answer
    x = 153,992.66

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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.