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Finding the Fourth Proportional to 164,868.93, 247,220.24 and 117,456.93

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Solution

The fourth proportional to 164,868.93, 247,220.24 and 117,456.93 is: 176,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,868.93 : 247,220.24 = 117,456.93 : x
  2. Step 2: Convert to fraction form
    164,868.93/247,220.24 = 117,456.93/x
  3. Step 3: Cross multiply
    164,868.93x = 247,220.24 × 117,456.93
  4. Step 4: Simplify right side
    164,868.93x = 29,037,729,836.98
  5. Step 5: Solve for x
    x = 29,037,729,836.98/164,868.93
  6. Step 6: Final answer
    x = 176,126.15

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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.