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Finding the Fourth Proportional to 73,496.40, 110,190.60 and 29,101.20

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Solution

The fourth proportional to 73,496.40, 110,190.60 and 29,101.20 is: 43,630.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,496.40 : 110,190.60 = 29,101.20 : x
  2. Step 2: Convert to fraction form
    73,496.40/110,190.60 = 29,101.20/x
  3. Step 3: Cross multiply
    73,496.40x = 110,190.60 × 29,101.20
  4. Step 4: Simplify right side
    73,496.40x = 3,206,678,688.72
  5. Step 5: Solve for x
    x = 3,206,678,688.72/73,496.40
  6. Step 6: Final answer
    x = 43,630.42

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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.