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Finding the Fourth Proportional to 37,793.70, 56,690.55 and 25,983.90

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Solution

The fourth proportional to 37,793.70, 56,690.55 and 25,983.90 is: 38,975.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,793.70 : 56,690.55 = 25,983.90 : x
  2. Step 2: Convert to fraction form
    37,793.70/56,690.55 = 25,983.90/x
  3. Step 3: Cross multiply
    37,793.70x = 56,690.55 × 25,983.90
  4. Step 4: Simplify right side
    37,793.70x = 1,473,041,582.15
  5. Step 5: Solve for x
    x = 1,473,041,582.15/37,793.70
  6. Step 6: Final answer
    x = 38,975.85

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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.