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Finding the Fourth Proportional to 178,451.56, 246,552.42 and 151,874.92

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Solution

The fourth proportional to 178,451.56, 246,552.42 and 151,874.92 is: 209,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,451.56 : 246,552.42 = 151,874.92 : x
  2. Step 2: Convert to fraction form
    178,451.56/246,552.42 = 151,874.92/x
  3. Step 3: Cross multiply
    178,451.56x = 246,552.42 × 151,874.92
  4. Step 4: Simplify right side
    178,451.56x = 37,445,129,063.31
  5. Step 5: Solve for x
    x = 37,445,129,063.31/178,451.56
  6. Step 6: Final answer
    x = 209,833.58

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1.5x scale

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.