Home / 131,653.79-197,591.26-56,830.44

Finding the Fourth Proportional to 131,653.79, 197,591.26 and 56,830.44

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Solution

The fourth proportional to 131,653.79, 197,591.26 and 56,830.44 is: 85,293.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,653.79 : 197,591.26 = 56,830.44 : x
  2. Step 2: Convert to fraction form
    131,653.79/197,591.26 = 56,830.44/x
  3. Step 3: Cross multiply
    131,653.79x = 197,591.26 × 56,830.44
  4. Step 4: Simplify right side
    131,653.79x = 11,229,198,245.95
  5. Step 5: Solve for x
    x = 11,229,198,245.95/131,653.79
  6. Step 6: Final answer
    x = 85,293.39

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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.