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Finding the Fourth Proportional to 167,916.96, 231,726.96 and 92,466

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Solution

The fourth proportional to 167,916.96, 231,726.96 and 92,466 is: 127,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,916.96 : 231,726.96 = 92,466 : x
  2. Step 2: Convert to fraction form
    167,916.96/231,726.96 = 92,466/x
  3. Step 3: Cross multiply
    167,916.96x = 231,726.96 × 92,466
  4. Step 4: Simplify right side
    167,916.96x = 21,426,865,083.36
  5. Step 5: Solve for x
    x = 21,426,865,083.36/167,916.96
  6. Step 6: Final answer
    x = 127,603.94

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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.