Home / 37,934.50-56,919.96-20,402.04

Finding the Fourth Proportional to 37,934.50, 56,919.96 and 20,402.04

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Solution

The fourth proportional to 37,934.50, 56,919.96 and 20,402.04 is: 30,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,934.50 : 56,919.96 = 20,402.04 : x
  2. Step 2: Convert to fraction form
    37,934.50/56,919.96 = 20,402.04/x
  3. Step 3: Cross multiply
    37,934.50x = 56,919.96 × 20,402.04
  4. Step 4: Simplify right side
    37,934.50x = 1,161,283,300.72
  5. Step 5: Solve for x
    x = 1,161,283,300.72/37,934.50
  6. Step 6: Final answer
    x = 30,612.85

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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.