Home / 109,236.58-163,687.95-73,566

Finding the Fourth Proportional to 109,236.58, 163,687.95 and 73,566

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Solution

The fourth proportional to 109,236.58, 163,687.95 and 73,566 is: 110,236.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,236.58 : 163,687.95 = 73,566 : x
  2. Step 2: Convert to fraction form
    109,236.58/163,687.95 = 73,566/x
  3. Step 3: Cross multiply
    109,236.58x = 163,687.95 × 73,566
  4. Step 4: Simplify right side
    109,236.58x = 12,041,867,729.70
  5. Step 5: Solve for x
    x = 12,041,867,729.70/109,236.58
  6. Step 6: Final answer
    x = 110,236.59

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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.