Home / 351,739.24-527,682.66-115,063.36

Finding the Fourth Proportional to 351,739.24, 527,682.66 and 115,063.36

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Solution

The fourth proportional to 351,739.24, 527,682.66 and 115,063.36 is: 172,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,739.24 : 527,682.66 = 115,063.36 : x
  2. Step 2: Convert to fraction form
    351,739.24/527,682.66 = 115,063.36/x
  3. Step 3: Cross multiply
    351,739.24x = 527,682.66 × 115,063.36
  4. Step 4: Simplify right side
    351,739.24x = 60,716,939,873.34
  5. Step 5: Solve for x
    x = 60,716,939,873.34/351,739.24
  6. Step 6: Final answer
    x = 172,619.18

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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.