Home / 283,568.09-391,399.43-167,383.71

Finding the Fourth Proportional to 283,568.09, 391,399.43 and 167,383.71

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Solution

The fourth proportional to 283,568.09, 391,399.43 and 167,383.71 is: 231,034.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,568.09 : 391,399.43 = 167,383.71 : x
  2. Step 2: Convert to fraction form
    283,568.09/391,399.43 = 167,383.71/x
  3. Step 3: Cross multiply
    283,568.09x = 391,399.43 × 167,383.71
  4. Step 4: Simplify right side
    283,568.09x = 65,513,887,848.37
  5. Step 5: Solve for x
    x = 65,513,887,848.37/283,568.09
  6. Step 6: Final answer
    x = 231,034.07

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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.