Home / 141,479.09-195,229.49-83,326.76

Finding the Fourth Proportional to 141,479.09, 195,229.49 and 83,326.76

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Solution

The fourth proportional to 141,479.09, 195,229.49 and 83,326.76 is: 114,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,479.09 : 195,229.49 = 83,326.76 : x
  2. Step 2: Convert to fraction form
    141,479.09/195,229.49 = 83,326.76/x
  3. Step 3: Cross multiply
    141,479.09x = 195,229.49 × 83,326.76
  4. Step 4: Simplify right side
    141,479.09x = 16,267,839,465.37
  5. Step 5: Solve for x
    x = 16,267,839,465.37/141,479.09
  6. Step 6: Final answer
    x = 114,984.06

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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.