Home / 382,437.12-573,593.31-112,502.12

Finding the Fourth Proportional to 382,437.12, 573,593.31 and 112,502.12

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Solution

The fourth proportional to 382,437.12, 573,593.31 and 112,502.12 is: 168,734.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,437.12 : 573,593.31 = 112,502.12 : x
  2. Step 2: Convert to fraction form
    382,437.12/573,593.31 = 112,502.12/x
  3. Step 3: Cross multiply
    382,437.12x = 573,593.31 × 112,502.12
  4. Step 4: Simplify right side
    382,437.12x = 64,530,460,524.85
  5. Step 5: Solve for x
    x = 64,530,460,524.85/382,437.12
  6. Step 6: Final answer
    x = 168,734.83

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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.