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Finding the Fourth Proportional to 117,862.94, 176,513.00 and 67,837.88

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Solution

The fourth proportional to 117,862.94, 176,513.00 and 67,837.88 is: 101,594.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,862.94 : 176,513.00 = 67,837.88 : x
  2. Step 2: Convert to fraction form
    117,862.94/176,513.00 = 67,837.88/x
  3. Step 3: Cross multiply
    117,862.94x = 176,513.00 × 67,837.88
  4. Step 4: Simplify right side
    117,862.94x = 11,974,268,586.36
  5. Step 5: Solve for x
    x = 11,974,268,586.36/117,862.94
  6. Step 6: Final answer
    x = 101,594.86

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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.