Home / 50,521.48-75,800.43-21,658.03

Finding the Fourth Proportional to 50,521.48, 75,800.43 and 21,658.03

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Solution

The fourth proportional to 50,521.48, 75,800.43 and 21,658.03 is: 32,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,521.48 : 75,800.43 = 21,658.03 : x
  2. Step 2: Convert to fraction form
    50,521.48/75,800.43 = 21,658.03/x
  3. Step 3: Cross multiply
    50,521.48x = 75,800.43 × 21,658.03
  4. Step 4: Simplify right side
    50,521.48x = 1,641,687,986.95
  5. Step 5: Solve for x
    x = 1,641,687,986.95/50,521.48
  6. Step 6: Final answer
    x = 32,494.85

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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.