Home / 153,999.45-231,171.98-119,093.85

Finding the Fourth Proportional to 153,999.45, 231,171.98 and 119,093.85

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Solution

The fourth proportional to 153,999.45, 231,171.98 and 119,093.85 is: 178,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,999.45 : 231,171.98 = 119,093.85 : x
  2. Step 2: Convert to fraction form
    153,999.45/231,171.98 = 119,093.85/x
  3. Step 3: Cross multiply
    153,999.45x = 231,171.98 × 119,093.85
  4. Step 4: Simplify right side
    153,999.45x = 27,531,160,514.85
  5. Step 5: Solve for x
    x = 27,531,160,514.85/153,999.45
  6. Step 6: Final answer
    x = 178,774.41

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1.5x scale

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.