Home / 141,825.36-195,769.12-126,691.74

Finding the Fourth Proportional to 141,825.36, 195,769.12 and 126,691.74

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Solution

The fourth proportional to 141,825.36, 195,769.12 and 126,691.74 is: 174,879.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,825.36 : 195,769.12 = 126,691.74 : x
  2. Step 2: Convert to fraction form
    141,825.36/195,769.12 = 126,691.74/x
  3. Step 3: Cross multiply
    141,825.36x = 195,769.12 × 126,691.74
  4. Step 4: Simplify right side
    141,825.36x = 24,802,330,451.07
  5. Step 5: Solve for x
    x = 24,802,330,451.07/141,825.36
  6. Step 6: Final answer
    x = 174,879.38

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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.