Home / 50,866.20-76,252.86-19,677.96

Finding the Fourth Proportional to 50,866.20, 76,252.86 and 19,677.96

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Solution

The fourth proportional to 50,866.20, 76,252.86 and 19,677.96 is: 29,498.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,866.20 : 76,252.86 = 19,677.96 : x
  2. Step 2: Convert to fraction form
    50,866.20/76,252.86 = 19,677.96/x
  3. Step 3: Cross multiply
    50,866.20x = 76,252.86 × 19,677.96
  4. Step 4: Simplify right side
    50,866.20x = 1,500,500,728.97
  5. Step 5: Solve for x
    x = 1,500,500,728.97/50,866.20
  6. Step 6: Final answer
    x = 29,498.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.