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Finding the Fourth Proportional to 36,699.98, 55,041.68 and 16,967.76

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Solution

The fourth proportional to 36,699.98, 55,041.68 and 16,967.76 is: 25,447.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.98 : 55,041.68 = 16,967.76 : x
  2. Step 2: Convert to fraction form
    36,699.98/55,041.68 = 16,967.76/x
  3. Step 3: Cross multiply
    36,699.98x = 55,041.68 × 16,967.76
  4. Step 4: Simplify right side
    36,699.98x = 933,934,016.24
  5. Step 5: Solve for x
    x = 933,934,016.24/36,699.98
  6. Step 6: Final answer
    x = 25,447.81

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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.