Home / 199,124.17-274,790.26-108,479.91

Finding the Fourth Proportional to 199,124.17, 274,790.26 and 108,479.91

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Solution

The fourth proportional to 199,124.17, 274,790.26 and 108,479.91 is: 149,701.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,124.17 : 274,790.26 = 108,479.91 : x
  2. Step 2: Convert to fraction form
    199,124.17/274,790.26 = 108,479.91/x
  3. Step 3: Cross multiply
    199,124.17x = 274,790.26 × 108,479.91
  4. Step 4: Simplify right side
    199,124.17x = 29,809,224,144.84
  5. Step 5: Solve for x
    x = 29,809,224,144.84/199,124.17
  6. Step 6: Final answer
    x = 149,701.69

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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.