Home / 82,604.24-123,827-52,938.96

Finding the Fourth Proportional to 82,604.24, 123,827 and 52,938.96

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Solution

The fourth proportional to 82,604.24, 123,827 and 52,938.96 is: 79,357.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,604.24 : 123,827 = 52,938.96 : x
  2. Step 2: Convert to fraction form
    82,604.24/123,827 = 52,938.96/x
  3. Step 3: Cross multiply
    82,604.24x = 123,827 × 52,938.96
  4. Step 4: Simplify right side
    82,604.24x = 6,555,272,599.92
  5. Step 5: Solve for x
    x = 6,555,272,599.92/82,604.24
  6. Step 6: Final answer
    x = 79,357.58

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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.