Home / 204,318.38-306,477.56-56,574.38

Finding the Fourth Proportional to 204,318.38, 306,477.56 and 56,574.38

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Solution

The fourth proportional to 204,318.38, 306,477.56 and 56,574.38 is: 84,861.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,318.38 : 306,477.56 = 56,574.38 : x
  2. Step 2: Convert to fraction form
    204,318.38/306,477.56 = 56,574.38/x
  3. Step 3: Cross multiply
    204,318.38x = 306,477.56 × 56,574.38
  4. Step 4: Simplify right side
    204,318.38x = 17,338,776,549.96
  5. Step 5: Solve for x
    x = 17,338,776,549.96/204,318.38
  6. Step 6: Final answer
    x = 84,861.56

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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.