Home / 50,708.89-69,972.05-28,044.73

Finding the Fourth Proportional to 50,708.89, 69,972.05 and 28,044.73

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Solution

The fourth proportional to 50,708.89, 69,972.05 and 28,044.73 is: 38,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,708.89 : 69,972.05 = 28,044.73 : x
  2. Step 2: Convert to fraction form
    50,708.89/69,972.05 = 28,044.73/x
  3. Step 3: Cross multiply
    50,708.89x = 69,972.05 × 28,044.73
  4. Step 4: Simplify right side
    50,708.89x = 1,962,347,407.37
  5. Step 5: Solve for x
    x = 1,962,347,407.37/50,708.89
  6. Step 6: Final answer
    x = 38,698.29

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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.