Home / 246,438.27-369,693.68-77,920.47

Finding the Fourth Proportional to 246,438.27, 369,693.68 and 77,920.47

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Solution

The fourth proportional to 246,438.27, 369,693.68 and 77,920.47 is: 116,892.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,438.27 : 369,693.68 = 77,920.47 : x
  2. Step 2: Convert to fraction form
    246,438.27/369,693.68 = 77,920.47/x
  3. Step 3: Cross multiply
    246,438.27x = 369,693.68 × 77,920.47
  4. Step 4: Simplify right side
    246,438.27x = 28,806,704,912.03
  5. Step 5: Solve for x
    x = 28,806,704,912.03/246,438.27
  6. Step 6: Final answer
    x = 116,892.17

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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.