Home / 50,385.79-75,412.59-27,861.82

Finding the Fourth Proportional to 50,385.79, 75,412.59 and 27,861.82

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Solution

The fourth proportional to 50,385.79, 75,412.59 and 27,861.82 is: 41,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,385.79 : 75,412.59 = 27,861.82 : x
  2. Step 2: Convert to fraction form
    50,385.79/75,412.59 = 27,861.82/x
  3. Step 3: Cross multiply
    50,385.79x = 75,412.59 × 27,861.82
  4. Step 4: Simplify right side
    50,385.79x = 2,101,132,008.31
  5. Step 5: Solve for x
    x = 2,101,132,008.31/50,385.79
  6. Step 6: Final answer
    x = 41,700.88

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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.