Home / 53,179.41-79,800.12-19,922.83

Finding the Fourth Proportional to 53,179.41, 79,800.12 and 19,922.83

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Solution

The fourth proportional to 53,179.41, 79,800.12 and 19,922.83 is: 29,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,179.41 : 79,800.12 = 19,922.83 : x
  2. Step 2: Convert to fraction form
    53,179.41/79,800.12 = 19,922.83/x
  3. Step 3: Cross multiply
    53,179.41x = 79,800.12 × 19,922.83
  4. Step 4: Simplify right side
    53,179.41x = 1,589,844,224.74
  5. Step 5: Solve for x
    x = 1,589,844,224.74/53,179.41
  6. Step 6: Final answer
    x = 29,895.86

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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.