Home / 178,857.72-246,822.84-102,376.44

Finding the Fourth Proportional to 178,857.72, 246,822.84 and 102,376.44

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Solution

The fourth proportional to 178,857.72, 246,822.84 and 102,376.44 is: 141,279.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,857.72 : 246,822.84 = 102,376.44 : x
  2. Step 2: Convert to fraction form
    178,857.72/246,822.84 = 102,376.44/x
  3. Step 3: Cross multiply
    178,857.72x = 246,822.84 × 102,376.44
  4. Step 4: Simplify right side
    178,857.72x = 25,268,843,669.89
  5. Step 5: Solve for x
    x = 25,268,843,669.89/178,857.72
  6. Step 6: Final answer
    x = 141,279.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.