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Finding the Fourth Proportional to 29,663.77, 40,935.09 and 16,234.74

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Solution

The fourth proportional to 29,663.77, 40,935.09 and 16,234.74 is: 22,403.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,663.77 : 40,935.09 = 16,234.74 : x
  2. Step 2: Convert to fraction form
    29,663.77/40,935.09 = 16,234.74/x
  3. Step 3: Cross multiply
    29,663.77x = 40,935.09 × 16,234.74
  4. Step 4: Simplify right side
    29,663.77x = 664,570,543.03
  5. Step 5: Solve for x
    x = 664,570,543.03/29,663.77
  6. Step 6: Final answer
    x = 22,403.44

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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.