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Finding the Fourth Proportional to 184,411.90, 276,617.85 and 168,082.30

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Solution

The fourth proportional to 184,411.90, 276,617.85 and 168,082.30 is: 252,123.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,411.90 : 276,617.85 = 168,082.30 : x
  2. Step 2: Convert to fraction form
    184,411.90/276,617.85 = 168,082.30/x
  3. Step 3: Cross multiply
    184,411.90x = 276,617.85 × 168,082.30
  4. Step 4: Simplify right side
    184,411.90x = 46,494,564,449.06
  5. Step 5: Solve for x
    x = 46,494,564,449.06/184,411.90
  6. Step 6: Final answer
    x = 252,123.45

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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.