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Finding the Fourth Proportional to 40,329.70, 60,480.15 and 14,035.30

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Solution

The fourth proportional to 40,329.70, 60,480.15 and 14,035.30 is: 21,047.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,329.70 : 60,480.15 = 14,035.30 : x
  2. Step 2: Convert to fraction form
    40,329.70/60,480.15 = 14,035.30/x
  3. Step 3: Cross multiply
    40,329.70x = 60,480.15 × 14,035.30
  4. Step 4: Simplify right side
    40,329.70x = 848,857,049.30
  5. Step 5: Solve for x
    x = 848,857,049.30/40,329.70
  6. Step 6: Final answer
    x = 21,047.94

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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.