Home / 123,246.50-184,934.84-87,454.24

Finding the Fourth Proportional to 123,246.50, 184,934.84 and 87,454.24

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Solution

The fourth proportional to 123,246.50, 184,934.84 and 87,454.24 is: 131,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,246.50 : 184,934.84 = 87,454.24 : x
  2. Step 2: Convert to fraction form
    123,246.50/184,934.84 = 87,454.24/x
  3. Step 3: Cross multiply
    123,246.50x = 184,934.84 × 87,454.24
  4. Step 4: Simplify right side
    123,246.50x = 16,173,334,738.41
  5. Step 5: Solve for x
    x = 16,173,334,738.41/123,246.50
  6. Step 6: Final answer
    x = 131,227.54

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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.