Home / 199,239.35-274,950.51-108,595.40

Finding the Fourth Proportional to 199,239.35, 274,950.51 and 108,595.40

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Solution

The fourth proportional to 199,239.35, 274,950.51 and 108,595.40 is: 149,861.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,239.35 : 274,950.51 = 108,595.40 : x
  2. Step 2: Convert to fraction form
    199,239.35/274,950.51 = 108,595.40/x
  3. Step 3: Cross multiply
    199,239.35x = 274,950.51 × 108,595.40
  4. Step 4: Simplify right side
    199,239.35x = 29,858,360,613.65
  5. Step 5: Solve for x
    x = 29,858,360,613.65/199,239.35
  6. Step 6: Final answer
    x = 149,861.76

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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.