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Finding the Fourth Proportional to 29,630.94, 44,448.76 and 9,909.60

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Solution

The fourth proportional to 29,630.94, 44,448.76 and 9,909.60 is: 14,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,630.94 : 44,448.76 = 9,909.60 : x
  2. Step 2: Convert to fraction form
    29,630.94/44,448.76 = 9,909.60/x
  3. Step 3: Cross multiply
    29,630.94x = 44,448.76 × 9,909.60
  4. Step 4: Simplify right side
    29,630.94x = 440,469,432.10
  5. Step 5: Solve for x
    x = 440,469,432.10/29,630.94
  6. Step 6: Final answer
    x = 14,865.19

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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.