Home / 50,511.54-69,677.40-31,615.86

Finding the Fourth Proportional to 50,511.54, 69,677.40 and 31,615.86

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Solution

The fourth proportional to 50,511.54, 69,677.40 and 31,615.86 is: 43,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,511.54 : 69,677.40 = 31,615.86 : x
  2. Step 2: Convert to fraction form
    50,511.54/69,677.40 = 31,615.86/x
  3. Step 3: Cross multiply
    50,511.54x = 69,677.40 × 31,615.86
  4. Step 4: Simplify right side
    50,511.54x = 2,202,910,923.56
  5. Step 5: Solve for x
    x = 2,202,910,923.56/50,511.54
  6. Step 6: Final answer
    x = 43,612.03

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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.