Home / 283,874.18-391,733.19-162,930.35

Finding the Fourth Proportional to 283,874.18, 391,733.19 and 162,930.35

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Solution

The fourth proportional to 283,874.18, 391,733.19 and 162,930.35 is: 224,836.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,874.18 : 391,733.19 = 162,930.35 : x
  2. Step 2: Convert to fraction form
    283,874.18/391,733.19 = 162,930.35/x
  3. Step 3: Cross multiply
    283,874.18x = 391,733.19 × 162,930.35
  4. Step 4: Simplify right side
    283,874.18x = 63,825,223,794.65
  5. Step 5: Solve for x
    x = 63,825,223,794.65/283,874.18
  6. Step 6: Final answer
    x = 224,836.32

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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.