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Finding the Fourth Proportional to 49,048.40, 73,529.40 and 29,334.80

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Solution

The fourth proportional to 49,048.40, 73,529.40 and 29,334.80 is: 43,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,048.40 : 73,529.40 = 29,334.80 : x
  2. Step 2: Convert to fraction form
    49,048.40/73,529.40 = 29,334.80/x
  3. Step 3: Cross multiply
    49,048.40x = 73,529.40 × 29,334.80
  4. Step 4: Simplify right side
    49,048.40x = 2,156,970,243.12
  5. Step 5: Solve for x
    x = 2,156,970,243.12/49,048.40
  6. Step 6: Final answer
    x = 43,976.36

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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.