Home / 187,583.75-281,402.67-61,192.73

Finding the Fourth Proportional to 187,583.75, 281,402.67 and 61,192.73

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Solution

The fourth proportional to 187,583.75, 281,402.67 and 61,192.73 is: 91,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,583.75 : 281,402.67 = 61,192.73 : x
  2. Step 2: Convert to fraction form
    187,583.75/281,402.67 = 61,192.73/x
  3. Step 3: Cross multiply
    187,583.75x = 281,402.67 × 61,192.73
  4. Step 4: Simplify right side
    187,583.75x = 17,219,797,606.59
  5. Step 5: Solve for x
    x = 17,219,797,606.59/187,583.75
  6. Step 6: Final answer
    x = 91,797.92

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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.