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Finding the Fourth Proportional to 184,436.10, 276,654.15 and 154,368.90

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Solution

The fourth proportional to 184,436.10, 276,654.15 and 154,368.90 is: 231,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,436.10 : 276,654.15 = 154,368.90 : x
  2. Step 2: Convert to fraction form
    184,436.10/276,654.15 = 154,368.90/x
  3. Step 3: Cross multiply
    184,436.10x = 276,654.15 × 154,368.90
  4. Step 4: Simplify right side
    184,436.10x = 42,706,796,815.94
  5. Step 5: Solve for x
    x = 42,706,796,815.94/184,436.10
  6. Step 6: Final answer
    x = 231,553.35

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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.