Home / 141,249.24-211,821.90-56,986.86

Finding the Fourth Proportional to 141,249.24, 211,821.90 and 56,986.86

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Solution

The fourth proportional to 141,249.24, 211,821.90 and 56,986.86 is: 85,459.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,249.24 : 211,821.90 = 56,986.86 : x
  2. Step 2: Convert to fraction form
    141,249.24/211,821.90 = 56,986.86/x
  3. Step 3: Cross multiply
    141,249.24x = 211,821.90 × 56,986.86
  4. Step 4: Simplify right side
    141,249.24x = 12,071,064,960.23
  5. Step 5: Solve for x
    x = 12,071,064,960.23/141,249.24
  6. Step 6: Final answer
    x = 85,459.33

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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.