Home / 141,249.96-211,552.38-67,429.80

Finding the Fourth Proportional to 141,249.96, 211,552.38 and 67,429.80

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Solution

The fourth proportional to 141,249.96, 211,552.38 and 67,429.80 is: 100,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,249.96 : 211,552.38 = 67,429.80 : x
  2. Step 2: Convert to fraction form
    141,249.96/211,552.38 = 67,429.80/x
  3. Step 3: Cross multiply
    141,249.96x = 211,552.38 × 67,429.80
  4. Step 4: Simplify right side
    141,249.96x = 14,264,934,672.92
  5. Step 5: Solve for x
    x = 14,264,934,672.92/141,249.96
  6. Step 6: Final answer
    x = 100,990.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.