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Finding the Fourth Proportional to 50,448.80, 75,673.20 and 44,304.80

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Solution

The fourth proportional to 50,448.80, 75,673.20 and 44,304.80 is: 66,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,448.80 : 75,673.20 = 44,304.80 : x
  2. Step 2: Convert to fraction form
    50,448.80/75,673.20 = 44,304.80/x
  3. Step 3: Cross multiply
    50,448.80x = 75,673.20 × 44,304.80
  4. Step 4: Simplify right side
    50,448.80x = 3,352,685,991.36
  5. Step 5: Solve for x
    x = 3,352,685,991.36/50,448.80
  6. Step 6: Final answer
    x = 66,457.20

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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.