Home / 50,698.06-69,960.53-28,035.74

Finding the Fourth Proportional to 50,698.06, 69,960.53 and 28,035.74

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Solution

The fourth proportional to 50,698.06, 69,960.53 and 28,035.74 is: 38,687.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,698.06 : 69,960.53 = 28,035.74 : x
  2. Step 2: Convert to fraction form
    50,698.06/69,960.53 = 28,035.74/x
  3. Step 3: Cross multiply
    50,698.06x = 69,960.53 × 28,035.74
  4. Step 4: Simplify right side
    50,698.06x = 1,961,395,229.34
  5. Step 5: Solve for x
    x = 1,961,395,229.34/50,698.06
  6. Step 6: Final answer
    x = 38,687.78

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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.