Home / 154,961.92-232,408.32-61,442.56

Finding the Fourth Proportional to 154,961.92, 232,408.32 and 61,442.56

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Solution

The fourth proportional to 154,961.92, 232,408.32 and 61,442.56 is: 92,150.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,961.92 : 232,408.32 = 61,442.56 : x
  2. Step 2: Convert to fraction form
    154,961.92/232,408.32 = 61,442.56/x
  3. Step 3: Cross multiply
    154,961.92x = 232,408.32 × 61,442.56
  4. Step 4: Simplify right side
    154,961.92x = 14,279,762,146.10
  5. Step 5: Solve for x
    x = 14,279,762,146.10/154,961.92
  6. Step 6: Final answer
    x = 92,150.14

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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.