Home / 205,561.33-283,658.95-124,977.67

Finding the Fourth Proportional to 205,561.33, 283,658.95 and 124,977.67

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Solution

The fourth proportional to 205,561.33, 283,658.95 and 124,977.67 is: 172,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,561.33 : 283,658.95 = 124,977.67 : x
  2. Step 2: Convert to fraction form
    205,561.33/283,658.95 = 124,977.67/x
  3. Step 3: Cross multiply
    205,561.33x = 283,658.95 × 124,977.67
  4. Step 4: Simplify right side
    205,561.33x = 35,451,034,645.65
  5. Step 5: Solve for x
    x = 35,451,034,645.65/205,561.33
  6. Step 6: Final answer
    x = 172,459.65

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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.