Home / 199,000.07-274,613.65-108,355.30

Finding the Fourth Proportional to 199,000.07, 274,613.65 and 108,355.30

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Solution

The fourth proportional to 199,000.07, 274,613.65 and 108,355.30 is: 149,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,000.07 : 274,613.65 = 108,355.30 : x
  2. Step 2: Convert to fraction form
    199,000.07/274,613.65 = 108,355.30/x
  3. Step 3: Cross multiply
    199,000.07x = 274,613.65 × 108,355.30
  4. Step 4: Simplify right side
    199,000.07x = 29,755,844,429.85
  5. Step 5: Solve for x
    x = 29,755,844,429.85/199,000.07
  6. Step 6: Final answer
    x = 149,526.80

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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.