Home / 163,778.61-225,996.17-92,183.25

Finding the Fourth Proportional to 163,778.61, 225,996.17 and 92,183.25

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Solution

The fourth proportional to 163,778.61, 225,996.17 and 92,183.25 is: 127,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,778.61 : 225,996.17 = 92,183.25 : x
  2. Step 2: Convert to fraction form
    163,778.61/225,996.17 = 92,183.25/x
  3. Step 3: Cross multiply
    163,778.61x = 225,996.17 × 92,183.25
  4. Step 4: Simplify right side
    163,778.61x = 20,833,060,977.24
  5. Step 5: Solve for x
    x = 20,833,060,977.24/163,778.61
  6. Step 6: Final answer
    x = 127,202.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.