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Finding the Fourth Proportional to 157,566.66, 236,288.31 and 54,958.08

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Solution

The fourth proportional to 157,566.66, 236,288.31 and 54,958.08 is: 82,415.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,566.66 : 236,288.31 = 54,958.08 : x
  2. Step 2: Convert to fraction form
    157,566.66/236,288.31 = 54,958.08/x
  3. Step 3: Cross multiply
    157,566.66x = 236,288.31 × 54,958.08
  4. Step 4: Simplify right side
    157,566.66x = 12,985,951,844.04
  5. Step 5: Solve for x
    x = 12,985,951,844.04/157,566.66
  6. Step 6: Final answer
    x = 82,415.61

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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.