Home / 141,814.44-195,705.22-78,154.52

Finding the Fourth Proportional to 141,814.44, 195,705.22 and 78,154.52

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Solution

The fourth proportional to 141,814.44, 195,705.22 and 78,154.52 is: 107,853.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,814.44 : 195,705.22 = 78,154.52 : x
  2. Step 2: Convert to fraction form
    141,814.44/195,705.22 = 78,154.52/x
  3. Step 3: Cross multiply
    141,814.44x = 195,705.22 × 78,154.52
  4. Step 4: Simplify right side
    141,814.44x = 15,295,247,530.59
  5. Step 5: Solve for x
    x = 15,295,247,530.59/141,814.44
  6. Step 6: Final answer
    x = 107,853.95

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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.