Home / 37,120.91-51,226.29-20,124.86

Finding the Fourth Proportional to 37,120.91, 51,226.29 and 20,124.86

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Solution

The fourth proportional to 37,120.91, 51,226.29 and 20,124.86 is: 27,772.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,120.91 : 51,226.29 = 20,124.86 : x
  2. Step 2: Convert to fraction form
    37,120.91/51,226.29 = 20,124.86/x
  3. Step 3: Cross multiply
    37,120.91x = 51,226.29 × 20,124.86
  4. Step 4: Simplify right side
    37,120.91x = 1,030,921,658.44
  5. Step 5: Solve for x
    x = 1,030,921,658.44/37,120.91
  6. Step 6: Final answer
    x = 27,772.00

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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.