Home / 372,922.20-559,323.90-123,604.20

Finding the Fourth Proportional to 372,922.20, 559,323.90 and 123,604.20

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Solution

The fourth proportional to 372,922.20, 559,323.90 and 123,604.20 is: 185,386.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,922.20 : 559,323.90 = 123,604.20 : x
  2. Step 2: Convert to fraction form
    372,922.20/559,323.90 = 123,604.20/x
  3. Step 3: Cross multiply
    372,922.20x = 559,323.90 × 123,604.20
  4. Step 4: Simplify right side
    372,922.20x = 69,134,783,200.38
  5. Step 5: Solve for x
    x = 69,134,783,200.38/372,922.20
  6. Step 6: Final answer
    x = 185,386.61

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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.