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Finding the Fourth Proportional to 29,596.68, 40,844.66 and 17,021.44

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Solution

The fourth proportional to 29,596.68, 40,844.66 and 17,021.44 is: 23,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,596.68 : 40,844.66 = 17,021.44 : x
  2. Step 2: Convert to fraction form
    29,596.68/40,844.66 = 17,021.44/x
  3. Step 3: Cross multiply
    29,596.68x = 40,844.66 × 17,021.44
  4. Step 4: Simplify right side
    29,596.68x = 695,234,929.51
  5. Step 5: Solve for x
    x = 695,234,929.51/29,596.68
  6. Step 6: Final answer
    x = 23,490.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.