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Finding the Fourth Proportional to 45,665.25, 68,498.01 and 17,963.25

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Solution

The fourth proportional to 45,665.25, 68,498.01 and 17,963.25 is: 26,944.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,665.25 : 68,498.01 = 17,963.25 : x
  2. Step 2: Convert to fraction form
    45,665.25/68,498.01 = 17,963.25/x
  3. Step 3: Cross multiply
    45,665.25x = 68,498.01 × 17,963.25
  4. Step 4: Simplify right side
    45,665.25x = 1,230,446,878.13
  5. Step 5: Solve for x
    x = 1,230,446,878.13/45,665.25
  6. Step 6: Final answer
    x = 26,944.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.