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Finding the Fourth Proportional to 16,227.40, 24,341.06 and 3,915.40

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Solution

The fourth proportional to 16,227.40, 24,341.06 and 3,915.40 is: 5,873.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.40 : 24,341.06 = 3,915.40 : x
  2. Step 2: Convert to fraction form
    16,227.40/24,341.06 = 3,915.40/x
  3. Step 3: Cross multiply
    16,227.40x = 24,341.06 × 3,915.40
  4. Step 4: Simplify right side
    16,227.40x = 95,304,986.32
  5. Step 5: Solve for x
    x = 95,304,986.32/16,227.40
  6. Step 6: Final answer
    x = 5,873.09

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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.