Home / 264,748.01-397,171.22-87,267.56

Finding the Fourth Proportional to 264,748.01, 397,171.22 and 87,267.56

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Solution

The fourth proportional to 264,748.01, 397,171.22 and 87,267.56 is: 130,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,748.01 : 397,171.22 = 87,267.56 : x
  2. Step 2: Convert to fraction form
    264,748.01/397,171.22 = 87,267.56/x
  3. Step 3: Cross multiply
    264,748.01x = 397,171.22 × 87,267.56
  4. Step 4: Simplify right side
    264,748.01x = 34,660,160,849.43
  5. Step 5: Solve for x
    x = 34,660,160,849.43/264,748.01
  6. Step 6: Final answer
    x = 130,917.55

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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.