Home / 104,517.57-144,235.32-56,771.85

Finding the Fourth Proportional to 104,517.57, 144,235.32 and 56,771.85

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Solution

The fourth proportional to 104,517.57, 144,235.32 and 56,771.85 is: 78,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,517.57 : 144,235.32 = 56,771.85 : x
  2. Step 2: Convert to fraction form
    104,517.57/144,235.32 = 56,771.85/x
  3. Step 3: Cross multiply
    104,517.57x = 144,235.32 × 56,771.85
  4. Step 4: Simplify right side
    104,517.57x = 8,188,505,951.74
  5. Step 5: Solve for x
    x = 8,188,505,951.74/104,517.57
  6. Step 6: Final answer
    x = 78,345.74

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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.