Home / 331,628.72-497,514.16-107,002

Finding the Fourth Proportional to 331,628.72, 497,514.16 and 107,002

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Solution

The fourth proportional to 331,628.72, 497,514.16 and 107,002 is: 160,525.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,628.72 : 497,514.16 = 107,002 : x
  2. Step 2: Convert to fraction form
    331,628.72/497,514.16 = 107,002/x
  3. Step 3: Cross multiply
    331,628.72x = 497,514.16 × 107,002
  4. Step 4: Simplify right side
    331,628.72x = 53,235,010,148.32
  5. Step 5: Solve for x
    x = 53,235,010,148.32/331,628.72
  6. Step 6: Final answer
    x = 160,525.93

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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.