Home / 131,652.16-197,299.25-55,687.52

Finding the Fourth Proportional to 131,652.16, 197,299.25 and 55,687.52

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Solution

The fourth proportional to 131,652.16, 197,299.25 and 55,687.52 is: 83,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,652.16 : 197,299.25 = 55,687.52 : x
  2. Step 2: Convert to fraction form
    131,652.16/197,299.25 = 55,687.52/x
  3. Step 3: Cross multiply
    131,652.16x = 197,299.25 × 55,687.52
  4. Step 4: Simplify right side
    131,652.16x = 10,987,105,930.36
  5. Step 5: Solve for x
    x = 10,987,105,930.36/131,652.16
  6. Step 6: Final answer
    x = 83,455.57

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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.