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Finding the Fourth Proportional to 178,952.82, 268,232.36 and 73,714.38

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Solution

The fourth proportional to 178,952.82, 268,232.36 and 73,714.38 is: 110,490.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,952.82 : 268,232.36 = 73,714.38 : x
  2. Step 2: Convert to fraction form
    178,952.82/268,232.36 = 73,714.38/x
  3. Step 3: Cross multiply
    178,952.82x = 268,232.36 × 73,714.38
  4. Step 4: Simplify right side
    178,952.82x = 19,772,582,113.34
  5. Step 5: Solve for x
    x = 19,772,582,113.34/178,952.82
  6. Step 6: Final answer
    x = 110,490.48

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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.