Home / 141,524.20-195,296.34-77,860.36

Finding the Fourth Proportional to 141,524.20, 195,296.34 and 77,860.36

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Solution

The fourth proportional to 141,524.20, 195,296.34 and 77,860.36 is: 107,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,524.20 : 195,296.34 = 77,860.36 : x
  2. Step 2: Convert to fraction form
    141,524.20/195,296.34 = 77,860.36/x
  3. Step 3: Cross multiply
    141,524.20x = 195,296.34 × 77,860.36
  4. Step 4: Simplify right side
    141,524.20x = 15,205,843,339.08
  5. Step 5: Solve for x
    x = 15,205,843,339.08/141,524.20
  6. Step 6: Final answer
    x = 107,443.41

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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.