Home / 351,298.78-527,032.01-114,641.89

Finding the Fourth Proportional to 351,298.78, 527,032.01 and 114,641.89

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Solution

The fourth proportional to 351,298.78, 527,032.01 and 114,641.89 is: 171,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,298.78 : 527,032.01 = 114,641.89 : x
  2. Step 2: Convert to fraction form
    351,298.78/527,032.01 = 114,641.89/x
  3. Step 3: Cross multiply
    351,298.78x = 527,032.01 × 114,641.89
  4. Step 4: Simplify right side
    351,298.78x = 60,419,945,716.90
  5. Step 5: Solve for x
    x = 60,419,945,716.90/351,298.78
  6. Step 6: Final answer
    x = 171,990.20

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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.