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Finding the Fourth Proportional to 185,371.09, 255,802.16 and 104,793.81

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Solution

The fourth proportional to 185,371.09, 255,802.16 and 104,793.81 is: 144,609.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,371.09 : 255,802.16 = 104,793.81 : x
  2. Step 2: Convert to fraction form
    185,371.09/255,802.16 = 104,793.81/x
  3. Step 3: Cross multiply
    185,371.09x = 255,802.16 × 104,793.81
  4. Step 4: Simplify right side
    185,371.09x = 26,806,482,255.36
  5. Step 5: Solve for x
    x = 26,806,482,255.36/185,371.09
  6. Step 6: Final answer
    x = 144,609.83

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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.