Home / 141,689.22-212,535.66-41,850.86

Finding the Fourth Proportional to 141,689.22, 212,535.66 and 41,850.86

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Solution

The fourth proportional to 141,689.22, 212,535.66 and 41,850.86 is: 62,776.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,689.22 : 212,535.66 = 41,850.86 : x
  2. Step 2: Convert to fraction form
    141,689.22/212,535.66 = 41,850.86/x
  3. Step 3: Cross multiply
    141,689.22x = 212,535.66 × 41,850.86
  4. Step 4: Simplify right side
    141,689.22x = 8,894,800,151.67
  5. Step 5: Solve for x
    x = 8,894,800,151.67/141,689.22
  6. Step 6: Final answer
    x = 62,776.83

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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.