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Finding the Fourth Proportional to 16,199.70, 24,310.35 and 7,430.10

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Solution

The fourth proportional to 16,199.70, 24,310.35 and 7,430.10 is: 11,150.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,199.70 : 24,310.35 = 7,430.10 : x
  2. Step 2: Convert to fraction form
    16,199.70/24,310.35 = 7,430.10/x
  3. Step 3: Cross multiply
    16,199.70x = 24,310.35 × 7,430.10
  4. Step 4: Simplify right side
    16,199.70x = 180,628,331.54
  5. Step 5: Solve for x
    x = 180,628,331.54/16,199.70
  6. Step 6: Final answer
    x = 11,150.10

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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.