Home / 50,958.79-76,360.25-21,360.49

Finding the Fourth Proportional to 50,958.79, 76,360.25 and 21,360.49

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Solution

The fourth proportional to 50,958.79, 76,360.25 and 21,360.49 is: 32,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,958.79 : 76,360.25 = 21,360.49 : x
  2. Step 2: Convert to fraction form
    50,958.79/76,360.25 = 21,360.49/x
  3. Step 3: Cross multiply
    50,958.79x = 76,360.25 × 21,360.49
  4. Step 4: Simplify right side
    50,958.79x = 1,631,092,356.52
  5. Step 5: Solve for x
    x = 1,631,092,356.52/50,958.79
  6. Step 6: Final answer
    x = 32,008.07

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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.