Home / 215,469.81-323,096.58-125,541.59

Finding the Fourth Proportional to 215,469.81, 323,096.58 and 125,541.59

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Solution

The fourth proportional to 215,469.81, 323,096.58 and 125,541.59 is: 188,249.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,469.81 : 323,096.58 = 125,541.59 : x
  2. Step 2: Convert to fraction form
    215,469.81/323,096.58 = 125,541.59/x
  3. Step 3: Cross multiply
    215,469.81x = 323,096.58 × 125,541.59
  4. Step 4: Simplify right side
    215,469.81x = 40,562,056,761.28
  5. Step 5: Solve for x
    x = 40,562,056,761.28/215,469.81
  6. Step 6: Final answer
    x = 188,249.37

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1.5x scale

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.