Home / 163,739.55-225,944.49-92,118.04

Finding the Fourth Proportional to 163,739.55, 225,944.49 and 92,118.04

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Solution

The fourth proportional to 163,739.55, 225,944.49 and 92,118.04 is: 127,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,739.55 : 225,944.49 = 92,118.04 : x
  2. Step 2: Convert to fraction form
    163,739.55/225,944.49 = 92,118.04/x
  3. Step 3: Cross multiply
    163,739.55x = 225,944.49 × 92,118.04
  4. Step 4: Simplify right side
    163,739.55x = 20,813,563,002.74
  5. Step 5: Solve for x
    x = 20,813,563,002.74/163,739.55
  6. Step 6: Final answer
    x = 127,113.84

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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.