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Finding the Fourth Proportional to 16,387.99, 24,582.03 and 10,840.30

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Solution

The fourth proportional to 16,387.99, 24,582.03 and 10,840.30 is: 16,260.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387.99 : 24,582.03 = 10,840.30 : x
  2. Step 2: Convert to fraction form
    16,387.99/24,582.03 = 10,840.30/x
  3. Step 3: Cross multiply
    16,387.99x = 24,582.03 × 10,840.30
  4. Step 4: Simplify right side
    16,387.99x = 266,476,579.81
  5. Step 5: Solve for x
    x = 266,476,579.81/16,387.99
  6. Step 6: Final answer
    x = 16,260.48

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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.