Home / 302,318.04-417,180.70-166,347

Finding the Fourth Proportional to 302,318.04, 417,180.70 and 166,347

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Solution

The fourth proportional to 302,318.04, 417,180.70 and 166,347 is: 229,548.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,318.04 : 417,180.70 = 166,347 : x
  2. Step 2: Convert to fraction form
    302,318.04/417,180.70 = 166,347/x
  3. Step 3: Cross multiply
    302,318.04x = 417,180.70 × 166,347
  4. Step 4: Simplify right side
    302,318.04x = 69,396,757,902.90
  5. Step 5: Solve for x
    x = 69,396,757,902.90/302,318.04
  6. Step 6: Final answer
    x = 229,548.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.