Home / 37,124.20-51,230.46-20,357.20

Finding the Fourth Proportional to 37,124.20, 51,230.46 and 20,357.20

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Solution

The fourth proportional to 37,124.20, 51,230.46 and 20,357.20 is: 28,092.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,124.20 : 51,230.46 = 20,357.20 : x
  2. Step 2: Convert to fraction form
    37,124.20/51,230.46 = 20,357.20/x
  3. Step 3: Cross multiply
    37,124.20x = 51,230.46 × 20,357.20
  4. Step 4: Simplify right side
    37,124.20x = 1,042,908,720.31
  5. Step 5: Solve for x
    x = 1,042,908,720.31/37,124.20
  6. Step 6: Final answer
    x = 28,092.42

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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.