Home / 246,005.46-369,060.04-79,780.50

Finding the Fourth Proportional to 246,005.46, 369,060.04 and 79,780.50

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Solution

The fourth proportional to 246,005.46, 369,060.04 and 79,780.50 is: 119,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,005.46 : 369,060.04 = 79,780.50 : x
  2. Step 2: Convert to fraction form
    246,005.46/369,060.04 = 79,780.50/x
  3. Step 3: Cross multiply
    246,005.46x = 369,060.04 × 79,780.50
  4. Step 4: Simplify right side
    246,005.46x = 29,443,794,521.22
  5. Step 5: Solve for x
    x = 29,443,794,521.22/246,005.46
  6. Step 6: Final answer
    x = 119,687.57

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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.