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Finding the Fourth Proportional to 183,204.72, 274,804.90 and 103,248.72

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Solution

The fourth proportional to 183,204.72, 274,804.90 and 103,248.72 is: 154,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,204.72 : 274,804.90 = 103,248.72 : x
  2. Step 2: Convert to fraction form
    183,204.72/274,804.90 = 103,248.72/x
  3. Step 3: Cross multiply
    183,204.72x = 274,804.90 × 103,248.72
  4. Step 4: Simplify right side
    183,204.72x = 28,373,254,174.73
  5. Step 5: Solve for x
    x = 28,373,254,174.73/183,204.72
  6. Step 6: Final answer
    x = 154,871.85

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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.