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Finding the Fourth Proportional to 16,177.40, 24,246.90 and 6,817.40

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Solution

The fourth proportional to 16,177.40, 24,246.90 and 6,817.40 is: 10,218.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,177.40 : 24,246.90 = 6,817.40 : x
  2. Step 2: Convert to fraction form
    16,177.40/24,246.90 = 6,817.40/x
  3. Step 3: Cross multiply
    16,177.40x = 24,246.90 × 6,817.40
  4. Step 4: Simplify right side
    16,177.40x = 165,300,816.06
  5. Step 5: Solve for x
    x = 165,300,816.06/16,177.40
  6. Step 6: Final answer
    x = 10,218.01

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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.