Home / 351,723.66-527,634.69-115,019.18

Finding the Fourth Proportional to 351,723.66, 527,634.69 and 115,019.18

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Solution

The fourth proportional to 351,723.66, 527,634.69 and 115,019.18 is: 172,544.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,723.66 : 527,634.69 = 115,019.18 : x
  2. Step 2: Convert to fraction form
    351,723.66/527,634.69 = 115,019.18/x
  3. Step 3: Cross multiply
    351,723.66x = 527,634.69 × 115,019.18
  4. Step 4: Simplify right side
    351,723.66x = 60,688,109,383.35
  5. Step 5: Solve for x
    x = 60,688,109,383.35/351,723.66
  6. Step 6: Final answer
    x = 172,544.86

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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.