Home / 199,124.17-274,790.27-108,479.92

Finding the Fourth Proportional to 199,124.17, 274,790.27 and 108,479.92

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Solution

The fourth proportional to 199,124.17, 274,790.27 and 108,479.92 is: 149,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,124.17 : 274,790.27 = 108,479.92 : x
  2. Step 2: Convert to fraction form
    199,124.17/274,790.27 = 108,479.92/x
  3. Step 3: Cross multiply
    199,124.17x = 274,790.27 × 108,479.92
  4. Step 4: Simplify right side
    199,124.17x = 29,809,226,506.38
  5. Step 5: Solve for x
    x = 29,809,226,506.38/199,124.17
  6. Step 6: Final answer
    x = 149,701.70

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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.