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Finding the Fourth Proportional to 16,135.80, 24,203.70 and 10,230.90

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Solution

The fourth proportional to 16,135.80, 24,203.70 and 10,230.90 is: 15,346.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.80 : 24,203.70 = 10,230.90 : x
  2. Step 2: Convert to fraction form
    16,135.80/24,203.70 = 10,230.90/x
  3. Step 3: Cross multiply
    16,135.80x = 24,203.70 × 10,230.90
  4. Step 4: Simplify right side
    16,135.80x = 247,625,634.33
  5. Step 5: Solve for x
    x = 247,625,634.33/16,135.80
  6. Step 6: Final answer
    x = 15,346.35

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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.