Home / 75,523.88-104,238.04-57,586.84

Finding the Fourth Proportional to 75,523.88, 104,238.04 and 57,586.84

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Solution

The fourth proportional to 75,523.88, 104,238.04 and 57,586.84 is: 79,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,523.88 : 104,238.04 = 57,586.84 : x
  2. Step 2: Convert to fraction form
    75,523.88/104,238.04 = 57,586.84/x
  3. Step 3: Cross multiply
    75,523.88x = 104,238.04 × 57,586.84
  4. Step 4: Simplify right side
    75,523.88x = 6,002,739,331.39
  5. Step 5: Solve for x
    x = 6,002,739,331.39/75,523.88
  6. Step 6: Final answer
    x = 79,481.34

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1.5x scale

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.