Home / 141,614.88-195,426.96-77,951.34

Finding the Fourth Proportional to 141,614.88, 195,426.96 and 77,951.34

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Solution

The fourth proportional to 141,614.88, 195,426.96 and 77,951.34 is: 107,571.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,614.88 : 195,426.96 = 77,951.34 : x
  2. Step 2: Convert to fraction form
    141,614.88/195,426.96 = 77,951.34/x
  3. Step 3: Cross multiply
    141,614.88x = 195,426.96 × 77,951.34
  4. Step 4: Simplify right side
    141,614.88x = 15,233,793,404.13
  5. Step 5: Solve for x
    x = 15,233,793,404.13/141,614.88
  6. Step 6: Final answer
    x = 107,571.98

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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.