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Finding the Fourth Proportional to 116,425.44, 174,492.02 and 49,787.18

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Solution

The fourth proportional to 116,425.44, 174,492.02 and 49,787.18 is: 74,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,425.44 : 174,492.02 = 49,787.18 : x
  2. Step 2: Convert to fraction form
    116,425.44/174,492.02 = 49,787.18/x
  3. Step 3: Cross multiply
    116,425.44x = 174,492.02 × 49,787.18
  4. Step 4: Simplify right side
    116,425.44x = 8,687,465,608.30
  5. Step 5: Solve for x
    x = 8,687,465,608.30/116,425.44
  6. Step 6: Final answer
    x = 74,618.28

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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.