Home / 131,825.54-197,772.06-38,331.32

Finding the Fourth Proportional to 131,825.54, 197,772.06 and 38,331.32

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Solution

The fourth proportional to 131,825.54, 197,772.06 and 38,331.32 is: 57,506.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,825.54 : 197,772.06 = 38,331.32 : x
  2. Step 2: Convert to fraction form
    131,825.54/197,772.06 = 38,331.32/x
  3. Step 3: Cross multiply
    131,825.54x = 197,772.06 × 38,331.32
  4. Step 4: Simplify right side
    131,825.54x = 7,580,864,118.92
  5. Step 5: Solve for x
    x = 7,580,864,118.92/131,825.54
  6. Step 6: Final answer
    x = 57,506.79

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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.