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Finding the Fourth Proportional to 117,679.26, 176,596.65 and 55,354.62

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Solution

The fourth proportional to 117,679.26, 176,596.65 and 55,354.62 is: 83,068.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,679.26 : 176,596.65 = 55,354.62 : x
  2. Step 2: Convert to fraction form
    117,679.26/176,596.65 = 55,354.62/x
  3. Step 3: Cross multiply
    117,679.26x = 176,596.65 × 55,354.62
  4. Step 4: Simplify right side
    117,679.26x = 9,775,440,454.02
  5. Step 5: Solve for x
    x = 9,775,440,454.02/117,679.26
  6. Step 6: Final answer
    x = 83,068.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.