Home / 237,641.73-356,211.90-87,786.06

Finding the Fourth Proportional to 237,641.73, 356,211.90 and 87,786.06

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Solution

The fourth proportional to 237,641.73, 356,211.90 and 87,786.06 is: 131,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,641.73 : 356,211.90 = 87,786.06 : x
  2. Step 2: Convert to fraction form
    237,641.73/356,211.90 = 87,786.06/x
  3. Step 3: Cross multiply
    237,641.73x = 356,211.90 × 87,786.06
  4. Step 4: Simplify right side
    237,641.73x = 31,270,439,226.11
  5. Step 5: Solve for x
    x = 31,270,439,226.11/237,641.73
  6. Step 6: Final answer
    x = 131,586.48

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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.