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Finding the Fourth Proportional to 185,362.28, 255,798.68 and 104,789.68

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Solution

The fourth proportional to 185,362.28, 255,798.68 and 104,789.68 is: 144,609.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,362.28 : 255,798.68 = 104,789.68 : x
  2. Step 2: Convert to fraction form
    185,362.28/255,798.68 = 104,789.68/x
  3. Step 3: Cross multiply
    185,362.28x = 255,798.68 × 104,789.68
  4. Step 4: Simplify right side
    185,362.28x = 26,805,061,821.62
  5. Step 5: Solve for x
    x = 26,805,061,821.62/185,362.28
  6. Step 6: Final answer
    x = 144,609.04

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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.