Home / 199,060.38-274,703.32-109,636.38

Finding the Fourth Proportional to 199,060.38, 274,703.32 and 109,636.38

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Solution

The fourth proportional to 199,060.38, 274,703.32 and 109,636.38 is: 151,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,060.38 : 274,703.32 = 109,636.38 : x
  2. Step 2: Convert to fraction form
    199,060.38/274,703.32 = 109,636.38/x
  3. Step 3: Cross multiply
    199,060.38x = 274,703.32 × 109,636.38
  4. Step 4: Simplify right side
    199,060.38x = 30,117,477,578.78
  5. Step 5: Solve for x
    x = 30,117,477,578.78/199,060.38
  6. Step 6: Final answer
    x = 151,298.20

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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.