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Finding the Fourth Proportional to 237,662.73, 356,243.40 and 87,807.06

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Solution

The fourth proportional to 237,662.73, 356,243.40 and 87,807.06 is: 131,617.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,662.73 : 356,243.40 = 87,807.06 : x
  2. Step 2: Convert to fraction form
    237,662.73/356,243.40 = 87,807.06/x
  3. Step 3: Cross multiply
    237,662.73x = 356,243.40 × 87,807.06
  4. Step 4: Simplify right side
    237,662.73x = 31,280,685,598.40
  5. Step 5: Solve for x
    x = 31,280,685,598.40/237,662.73
  6. Step 6: Final answer
    x = 131,617.97

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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.