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Finding the Fourth Proportional to 176,757.09, 265,136.19 and 43,637.37

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Solution

The fourth proportional to 176,757.09, 265,136.19 and 43,637.37 is: 65,456.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,757.09 : 265,136.19 = 43,637.37 : x
  2. Step 2: Convert to fraction form
    176,757.09/265,136.19 = 43,637.37/x
  3. Step 3: Cross multiply
    176,757.09x = 265,136.19 × 43,637.37
  4. Step 4: Simplify right side
    176,757.09x = 11,569,844,865.52
  5. Step 5: Solve for x
    x = 11,569,844,865.52/176,757.09
  6. Step 6: Final answer
    x = 65,456.18

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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.