Home / 140,977.57-194,559.34-80,546.92

Finding the Fourth Proportional to 140,977.57, 194,559.34 and 80,546.92

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Solution

The fourth proportional to 140,977.57, 194,559.34 and 80,546.92 is: 111,160.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,977.57 : 194,559.34 = 80,546.92 : x
  2. Step 2: Convert to fraction form
    140,977.57/194,559.34 = 80,546.92/x
  3. Step 3: Cross multiply
    140,977.57x = 194,559.34 × 80,546.92
  4. Step 4: Simplify right side
    140,977.57x = 15,671,155,557.63
  5. Step 5: Solve for x
    x = 15,671,155,557.63/140,977.57
  6. Step 6: Final answer
    x = 111,160.63

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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.