Home / 283,401.36-391,090.03-160,892.63

Finding the Fourth Proportional to 283,401.36, 391,090.03 and 160,892.63

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Solution

The fourth proportional to 283,401.36, 391,090.03 and 160,892.63 is: 222,029.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,401.36 : 391,090.03 = 160,892.63 : x
  2. Step 2: Convert to fraction form
    283,401.36/391,090.03 = 160,892.63/x
  3. Step 3: Cross multiply
    283,401.36x = 391,090.03 × 160,892.63
  4. Step 4: Simplify right side
    283,401.36x = 62,923,502,917.99
  5. Step 5: Solve for x
    x = 62,923,502,917.99/283,401.36
  6. Step 6: Final answer
    x = 222,029.64

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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.