Home / 311,746.32-467,580.60-124,759.44

Finding the Fourth Proportional to 311,746.32, 467,580.60 and 124,759.44

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Solution

The fourth proportional to 311,746.32, 467,580.60 and 124,759.44 is: 187,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,746.32 : 467,580.60 = 124,759.44 : x
  2. Step 2: Convert to fraction form
    311,746.32/467,580.60 = 124,759.44/x
  3. Step 3: Cross multiply
    311,746.32x = 467,580.60 × 124,759.44
  4. Step 4: Simplify right side
    311,746.32x = 58,335,093,810.86
  5. Step 5: Solve for x
    x = 58,335,093,810.86/311,746.32
  6. Step 6: Final answer
    x = 187,123.60

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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.