Home / 109,193.35-163,790.94-34,311.84

Finding the Fourth Proportional to 109,193.35, 163,790.94 and 34,311.84

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Solution

The fourth proportional to 109,193.35, 163,790.94 and 34,311.84 is: 51,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,193.35 : 163,790.94 = 34,311.84 : x
  2. Step 2: Convert to fraction form
    109,193.35/163,790.94 = 34,311.84/x
  3. Step 3: Cross multiply
    109,193.35x = 163,790.94 × 34,311.84
  4. Step 4: Simplify right side
    109,193.35x = 5,619,968,526.73
  5. Step 5: Solve for x
    x = 5,619,968,526.73/109,193.35
  6. Step 6: Final answer
    x = 51,468.05

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1.5x scale

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.