Home / 331,186.38-496,434.51-153,546.90

Finding the Fourth Proportional to 331,186.38, 496,434.51 and 153,546.90

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Solution

The fourth proportional to 331,186.38, 496,434.51 and 153,546.90 is: 230,160.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,186.38 : 496,434.51 = 153,546.90 : x
  2. Step 2: Convert to fraction form
    331,186.38/496,434.51 = 153,546.90/x
  3. Step 3: Cross multiply
    331,186.38x = 496,434.51 × 153,546.90
  4. Step 4: Simplify right side
    331,186.38x = 76,225,980,063.52
  5. Step 5: Solve for x
    x = 76,225,980,063.52/331,186.38
  6. Step 6: Final answer
    x = 230,160.37

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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.