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Finding the Fourth Proportional to 164,896.30, 247,012.76 and 124,983.56

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Solution

The fourth proportional to 164,896.30, 247,012.76 and 124,983.56 is: 187,223.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,896.30 : 247,012.76 = 124,983.56 : x
  2. Step 2: Convert to fraction form
    164,896.30/247,012.76 = 124,983.56/x
  3. Step 3: Cross multiply
    164,896.30x = 247,012.76 × 124,983.56
  4. Step 4: Simplify right side
    164,896.30x = 30,872,534,110.23
  5. Step 5: Solve for x
    x = 30,872,534,110.23/164,896.30
  6. Step 6: Final answer
    x = 187,223.93

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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.