Home / 291,723.64-402,576.24-162,660.58

Finding the Fourth Proportional to 291,723.64, 402,576.24 and 162,660.58

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Solution

The fourth proportional to 291,723.64, 402,576.24 and 162,660.58 is: 224,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,723.64 : 402,576.24 = 162,660.58 : x
  2. Step 2: Convert to fraction form
    291,723.64/402,576.24 = 162,660.58/x
  3. Step 3: Cross multiply
    291,723.64x = 402,576.24 × 162,660.58
  4. Step 4: Simplify right side
    291,723.64x = 65,483,284,692.62
  5. Step 5: Solve for x
    x = 65,483,284,692.62/291,723.64
  6. Step 6: Final answer
    x = 224,470.27

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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.