Home / 109,839.04-164,631.28-50,550.24

Finding the Fourth Proportional to 109,839.04, 164,631.28 and 50,550.24

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Solution

The fourth proportional to 109,839.04, 164,631.28 and 50,550.24 is: 75,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,839.04 : 164,631.28 = 50,550.24 : x
  2. Step 2: Convert to fraction form
    109,839.04/164,631.28 = 50,550.24/x
  3. Step 3: Cross multiply
    109,839.04x = 164,631.28 × 50,550.24
  4. Step 4: Simplify right side
    109,839.04x = 8,322,150,715.51
  5. Step 5: Solve for x
    x = 8,322,150,715.51/109,839.04
  6. Step 6: Final answer
    x = 75,766.78

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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.