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Finding the Fourth Proportional to 29,499, 40,708.62 and 16,251

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Solution

The fourth proportional to 29,499, 40,708.62 and 16,251 is: 22,426.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,499 : 40,708.62 = 16,251 : x
  2. Step 2: Convert to fraction form
    29,499/40,708.62 = 16,251/x
  3. Step 3: Cross multiply
    29,499x = 40,708.62 × 16,251
  4. Step 4: Simplify right side
    29,499x = 661,555,783.62
  5. Step 5: Solve for x
    x = 661,555,783.62/29,499
  6. Step 6: Final answer
    x = 22,426.38

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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.