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Finding the Fourth Proportional to 16,083.40, 24,125.10 and 9,939.40

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Solution

The fourth proportional to 16,083.40, 24,125.10 and 9,939.40 is: 14,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,083.40 : 24,125.10 = 9,939.40 : x
  2. Step 2: Convert to fraction form
    16,083.40/24,125.10 = 9,939.40/x
  3. Step 3: Cross multiply
    16,083.40x = 24,125.10 × 9,939.40
  4. Step 4: Simplify right side
    16,083.40x = 239,789,018.94
  5. Step 5: Solve for x
    x = 239,789,018.94/16,083.40
  6. Step 6: Final answer
    x = 14,909.10

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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.