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Finding the Fourth Proportional to 32,726.40, 49,057.20 and 16,072.80

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Solution

The fourth proportional to 32,726.40, 49,057.20 and 16,072.80 is: 24,093.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,726.40 : 49,057.20 = 16,072.80 : x
  2. Step 2: Convert to fraction form
    32,726.40/49,057.20 = 16,072.80/x
  3. Step 3: Cross multiply
    32,726.40x = 49,057.20 × 16,072.80
  4. Step 4: Simplify right side
    32,726.40x = 788,486,564.16
  5. Step 5: Solve for x
    x = 788,486,564.16/32,726.40
  6. Step 6: Final answer
    x = 24,093.29

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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.