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Finding the Fourth Proportional to 29,636.98, 40,899.03 and 16,208.26

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Solution

The fourth proportional to 29,636.98, 40,899.03 and 16,208.26 is: 22,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,636.98 : 40,899.03 = 16,208.26 : x
  2. Step 2: Convert to fraction form
    29,636.98/40,899.03 = 16,208.26/x
  3. Step 3: Cross multiply
    29,636.98x = 40,899.03 × 16,208.26
  4. Step 4: Simplify right side
    29,636.98x = 662,902,111.99
  5. Step 5: Solve for x
    x = 662,902,111.99/29,636.98
  6. Step 6: Final answer
    x = 22,367.40

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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.