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Finding the Fourth Proportional to 32,673.96, 48,988.26 and 17,889.84

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Solution

The fourth proportional to 32,673.96, 48,988.26 and 17,889.84 is: 26,822.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,673.96 : 48,988.26 = 17,889.84 : x
  2. Step 2: Convert to fraction form
    32,673.96/48,988.26 = 17,889.84/x
  3. Step 3: Cross multiply
    32,673.96x = 48,988.26 × 17,889.84
  4. Step 4: Simplify right side
    32,673.96x = 876,392,133.28
  5. Step 5: Solve for x
    x = 876,392,133.28/32,673.96
  6. Step 6: Final answer
    x = 26,822.34

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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.