Home / 33,124.40-49,573.20-19,986.20

Finding the Fourth Proportional to 33,124.40, 49,573.20 and 19,986.20

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Solution

The fourth proportional to 33,124.40, 49,573.20 and 19,986.20 is: 29,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,124.40 : 49,573.20 = 19,986.20 : x
  2. Step 2: Convert to fraction form
    33,124.40/49,573.20 = 19,986.20/x
  3. Step 3: Cross multiply
    33,124.40x = 49,573.20 × 19,986.20
  4. Step 4: Simplify right side
    33,124.40x = 990,779,889.84
  5. Step 5: Solve for x
    x = 990,779,889.84/33,124.40
  6. Step 6: Final answer
    x = 29,910.88

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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.