Home / 50,337.60-69,469.76-30,195.28

Finding the Fourth Proportional to 50,337.60, 69,469.76 and 30,195.28

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Solution

The fourth proportional to 50,337.60, 69,469.76 and 30,195.28 is: 41,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,337.60 : 69,469.76 = 30,195.28 : x
  2. Step 2: Convert to fraction form
    50,337.60/69,469.76 = 30,195.28/x
  3. Step 3: Cross multiply
    50,337.60x = 69,469.76 × 30,195.28
  4. Step 4: Simplify right side
    50,337.60x = 2,097,658,854.73
  5. Step 5: Solve for x
    x = 2,097,658,854.73/50,337.60
  6. Step 6: Final answer
    x = 41,671.81

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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.