Home / 296,157.12-408,687.36-162,012.48

Finding the Fourth Proportional to 296,157.12, 408,687.36 and 162,012.48

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Solution

The fourth proportional to 296,157.12, 408,687.36 and 162,012.48 is: 223,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,157.12 : 408,687.36 = 162,012.48 : x
  2. Step 2: Convert to fraction form
    296,157.12/408,687.36 = 162,012.48/x
  3. Step 3: Cross multiply
    296,157.12x = 408,687.36 × 162,012.48
  4. Step 4: Simplify right side
    296,157.12x = 66,212,452,738.25
  5. Step 5: Solve for x
    x = 66,212,452,738.25/296,157.12
  6. Step 6: Final answer
    x = 223,572.04

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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.