Home / 283,570.08-391,383.20-162,792.96

Finding the Fourth Proportional to 283,570.08, 391,383.20 and 162,792.96

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Solution

The fourth proportional to 283,570.08, 391,383.20 and 162,792.96 is: 224,686.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,570.08 : 391,383.20 = 162,792.96 : x
  2. Step 2: Convert to fraction form
    283,570.08/391,383.20 = 162,792.96/x
  3. Step 3: Cross multiply
    283,570.08x = 391,383.20 × 162,792.96
  4. Step 4: Simplify right side
    283,570.08x = 63,714,429,622.27
  5. Step 5: Solve for x
    x = 63,714,429,622.27/283,570.08
  6. Step 6: Final answer
    x = 224,686.71

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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.