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Finding the Fourth Proportional to 50,006.80, 75,010.20 and 44,477.20

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Solution

The fourth proportional to 50,006.80, 75,010.20 and 44,477.20 is: 66,715.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,006.80 : 75,010.20 = 44,477.20 : x
  2. Step 2: Convert to fraction form
    50,006.80/75,010.20 = 44,477.20/x
  3. Step 3: Cross multiply
    50,006.80x = 75,010.20 × 44,477.20
  4. Step 4: Simplify right side
    50,006.80x = 3,336,243,667.44
  5. Step 5: Solve for x
    x = 3,336,243,667.44/50,006.80
  6. Step 6: Final answer
    x = 66,715.80

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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.