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Finding the Fourth Proportional to 30,244.40, 45,366.60 and 16,247.60

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Solution

The fourth proportional to 30,244.40, 45,366.60 and 16,247.60 is: 24,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,244.40 : 45,366.60 = 16,247.60 : x
  2. Step 2: Convert to fraction form
    30,244.40/45,366.60 = 16,247.60/x
  3. Step 3: Cross multiply
    30,244.40x = 45,366.60 × 16,247.60
  4. Step 4: Simplify right side
    30,244.40x = 737,098,370.16
  5. Step 5: Solve for x
    x = 737,098,370.16/30,244.40
  6. Step 6: Final answer
    x = 24,371.40

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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.