Home / 50,133.60-69,185.76-27,777.60

Finding the Fourth Proportional to 50,133.60, 69,185.76 and 27,777.60

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Solution

The fourth proportional to 50,133.60, 69,185.76 and 27,777.60 is: 38,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,133.60 : 69,185.76 = 27,777.60 : x
  2. Step 2: Convert to fraction form
    50,133.60/69,185.76 = 27,777.60/x
  3. Step 3: Cross multiply
    50,133.60x = 69,185.76 × 27,777.60
  4. Step 4: Simplify right side
    50,133.60x = 1,921,814,366.98
  5. Step 5: Solve for x
    x = 1,921,814,366.98/50,133.60
  6. Step 6: Final answer
    x = 38,333.86

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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.