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Finding the Fourth Proportional to 50,620.92, 69,851.70 and 29,404.68

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Solution

The fourth proportional to 50,620.92, 69,851.70 and 29,404.68 is: 40,575.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,620.92 : 69,851.70 = 29,404.68 : x
  2. Step 2: Convert to fraction form
    50,620.92/69,851.70 = 29,404.68/x
  3. Step 3: Cross multiply
    50,620.92x = 69,851.70 × 29,404.68
  4. Step 4: Simplify right side
    50,620.92x = 2,053,966,885.96
  5. Step 5: Solve for x
    x = 2,053,966,885.96/50,620.92
  6. Step 6: Final answer
    x = 40,575.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.