Home / 67,120.57-92,624.40-36,905.86

Finding the Fourth Proportional to 67,120.57, 92,624.40 and 36,905.86

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Solution

The fourth proportional to 67,120.57, 92,624.40 and 36,905.86 is: 50,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,120.57 : 92,624.40 = 36,905.86 : x
  2. Step 2: Convert to fraction form
    67,120.57/92,624.40 = 36,905.86/x
  3. Step 3: Cross multiply
    67,120.57x = 92,624.40 × 36,905.86
  4. Step 4: Simplify right side
    67,120.57x = 3,418,383,138.98
  5. Step 5: Solve for x
    x = 3,418,383,138.98/67,120.57
  6. Step 6: Final answer
    x = 50,928.99

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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.