Home / 291,825.99-402,719.04-162,764.64

Finding the Fourth Proportional to 291,825.99, 402,719.04 and 162,764.64

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Solution

The fourth proportional to 291,825.99, 402,719.04 and 162,764.64 is: 224,614.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,825.99 : 402,719.04 = 162,764.64 : x
  2. Step 2: Convert to fraction form
    291,825.99/402,719.04 = 162,764.64/x
  3. Step 3: Cross multiply
    291,825.99x = 402,719.04 × 162,764.64
  4. Step 4: Simplify right side
    291,825.99x = 65,548,419,566.75
  5. Step 5: Solve for x
    x = 65,548,419,566.75/291,825.99
  6. Step 6: Final answer
    x = 224,614.74

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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.