Home / 283,593.53-391,367.43-156,277.33

Finding the Fourth Proportional to 283,593.53, 391,367.43 and 156,277.33

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Solution

The fourth proportional to 283,593.53, 391,367.43 and 156,277.33 is: 215,667.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,593.53 : 391,367.43 = 156,277.33 : x
  2. Step 2: Convert to fraction form
    283,593.53/391,367.43 = 156,277.33/x
  3. Step 3: Cross multiply
    283,593.53x = 391,367.43 × 156,277.33
  4. Step 4: Simplify right side
    283,593.53x = 61,161,857,009.36
  5. Step 5: Solve for x
    x = 61,161,857,009.36/283,593.53
  6. Step 6: Final answer
    x = 215,667.32

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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.