Home / 227,972.78-341,749.92-87,625.70

Finding the Fourth Proportional to 227,972.78, 341,749.92 and 87,625.70

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Solution

The fourth proportional to 227,972.78, 341,749.92 and 87,625.70 is: 131,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,972.78 : 341,749.92 = 87,625.70 : x
  2. Step 2: Convert to fraction form
    227,972.78/341,749.92 = 87,625.70/x
  3. Step 3: Cross multiply
    227,972.78x = 341,749.92 × 87,625.70
  4. Step 4: Simplify right side
    227,972.78x = 29,946,075,964.94
  5. Step 5: Solve for x
    x = 29,946,075,964.94/227,972.78
  6. Step 6: Final answer
    x = 131,358.12

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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.