Home / 160,104.88-240,171-47,777.86

Finding the Fourth Proportional to 160,104.88, 240,171 and 47,777.86

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Solution

The fourth proportional to 160,104.88, 240,171 and 47,777.86 is: 71,670.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,104.88 : 240,171 = 47,777.86 : x
  2. Step 2: Convert to fraction form
    160,104.88/240,171 = 47,777.86/x
  3. Step 3: Cross multiply
    160,104.88x = 240,171 × 47,777.86
  4. Step 4: Simplify right side
    160,104.88x = 11,474,856,414.06
  5. Step 5: Solve for x
    x = 11,474,856,414.06/160,104.88
  6. Step 6: Final answer
    x = 71,670.87

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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.