Home / 57,739.98-86,638.68-32,423.76

Finding the Fourth Proportional to 57,739.98, 86,638.68 and 32,423.76

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Solution

The fourth proportional to 57,739.98, 86,638.68 and 32,423.76 is: 48,651.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,739.98 : 86,638.68 = 32,423.76 : x
  2. Step 2: Convert to fraction form
    57,739.98/86,638.68 = 32,423.76/x
  3. Step 3: Cross multiply
    57,739.98x = 86,638.68 × 32,423.76
  4. Step 4: Simplify right side
    57,739.98x = 2,809,151,767.04
  5. Step 5: Solve for x
    x = 2,809,151,767.04/57,739.98
  6. Step 6: Final answer
    x = 48,651.76

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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.