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Finding the Fourth Proportional to 223,844.72, 308,813.16 and 133,182.56

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Solution

The fourth proportional to 223,844.72, 308,813.16 and 133,182.56 is: 183,736.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,844.72 : 308,813.16 = 133,182.56 : x
  2. Step 2: Convert to fraction form
    223,844.72/308,813.16 = 133,182.56/x
  3. Step 3: Cross multiply
    223,844.72x = 308,813.16 × 133,182.56
  4. Step 4: Simplify right side
    223,844.72x = 41,128,527,210.49
  5. Step 5: Solve for x
    x = 41,128,527,210.49/223,844.72
  6. Step 6: Final answer
    x = 183,736.87

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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.