Home / 214,857.01-320,708.38-199,023.13

Finding the Fourth Proportional to 214,857.01, 320,708.38 and 199,023.13

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Solution

The fourth proportional to 214,857.01, 320,708.38 and 199,023.13 is: 297,073.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,857.01 : 320,708.38 = 199,023.13 : x
  2. Step 2: Convert to fraction form
    214,857.01/320,708.38 = 199,023.13/x
  3. Step 3: Cross multiply
    214,857.01x = 320,708.38 × 199,023.13
  4. Step 4: Simplify right side
    214,857.01x = 63,828,383,254.95
  5. Step 5: Solve for x
    x = 63,828,383,254.95/214,857.01
  6. Step 6: Final answer
    x = 297,073.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.