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Finding the Fourth Proportional to 50,269.63, 75,404.40 and 12,829.71

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Solution

The fourth proportional to 50,269.63, 75,404.40 and 12,829.71 is: 19,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,269.63 : 75,404.40 = 12,829.71 : x
  2. Step 2: Convert to fraction form
    50,269.63/75,404.40 = 12,829.71/x
  3. Step 3: Cross multiply
    50,269.63x = 75,404.40 × 12,829.71
  4. Step 4: Simplify right side
    50,269.63x = 967,416,301.96
  5. Step 5: Solve for x
    x = 967,416,301.96/50,269.63
  6. Step 6: Final answer
    x = 19,244.55

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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.