Home / 141,438.24-194,160.69-140,108.76

Finding the Fourth Proportional to 141,438.24, 194,160.69 and 140,108.76

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Solution

The fourth proportional to 141,438.24, 194,160.69 and 140,108.76 is: 192,335.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,438.24 : 194,160.69 = 140,108.76 : x
  2. Step 2: Convert to fraction form
    141,438.24/194,160.69 = 140,108.76/x
  3. Step 3: Cross multiply
    141,438.24x = 194,160.69 × 140,108.76
  4. Step 4: Simplify right side
    141,438.24x = 27,203,613,516.64
  5. Step 5: Solve for x
    x = 27,203,613,516.64/141,438.24
  6. Step 6: Final answer
    x = 192,335.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.