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Finding the Fourth Proportional to 29,002.68, 40,014.18 and 16,254

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Solution

The fourth proportional to 29,002.68, 40,014.18 and 16,254 is: 22,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002.68 : 40,014.18 = 16,254 : x
  2. Step 2: Convert to fraction form
    29,002.68/40,014.18 = 16,254/x
  3. Step 3: Cross multiply
    29,002.68x = 40,014.18 × 16,254
  4. Step 4: Simplify right side
    29,002.68x = 650,390,481.72
  5. Step 5: Solve for x
    x = 650,390,481.72/29,002.68
  6. Step 6: Final answer
    x = 22,425.19

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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.