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Finding the Fourth Proportional to 183,038.60, 274,493.55 and 54,916.68

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Solution

The fourth proportional to 183,038.60, 274,493.55 and 54,916.68 is: 82,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,038.60 : 274,493.55 = 54,916.68 : x
  2. Step 2: Convert to fraction form
    183,038.60/274,493.55 = 54,916.68/x
  3. Step 3: Cross multiply
    183,038.60x = 274,493.55 × 54,916.68
  4. Step 4: Simplify right side
    183,038.60x = 15,074,274,447.41
  5. Step 5: Solve for x
    x = 15,074,274,447.41/183,038.60
  6. Step 6: Final answer
    x = 82,355.72

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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.