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Finding the Fourth Proportional to 234,374.84, 323,437.80 and 129,599.72

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Solution

The fourth proportional to 234,374.84, 323,437.80 and 129,599.72 is: 178,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,374.84 : 323,437.80 = 129,599.72 : x
  2. Step 2: Convert to fraction form
    234,374.84/323,437.80 = 129,599.72/x
  3. Step 3: Cross multiply
    234,374.84x = 323,437.80 × 129,599.72
  4. Step 4: Simplify right side
    234,374.84x = 41,917,448,317.42
  5. Step 5: Solve for x
    x = 41,917,448,317.42/234,374.84
  6. Step 6: Final answer
    x = 178,847.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.