Home / 296,620.16-444,926.89-71,983.06

Finding the Fourth Proportional to 296,620.16, 444,926.89 and 71,983.06

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Solution

The fourth proportional to 296,620.16, 444,926.89 and 71,983.06 is: 107,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,620.16 : 444,926.89 = 71,983.06 : x
  2. Step 2: Convert to fraction form
    296,620.16/444,926.89 = 71,983.06/x
  3. Step 3: Cross multiply
    296,620.16x = 444,926.89 × 71,983.06
  4. Step 4: Simplify right side
    296,620.16x = 32,027,197,996.15
  5. Step 5: Solve for x
    x = 32,027,197,996.15/296,620.16
  6. Step 6: Final answer
    x = 107,973.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.