Home / 109,505.27-164,232.79-30,625.07

Finding the Fourth Proportional to 109,505.27, 164,232.79 and 30,625.07

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Solution

The fourth proportional to 109,505.27, 164,232.79 and 30,625.07 is: 45,930.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,505.27 : 164,232.79 = 30,625.07 : x
  2. Step 2: Convert to fraction form
    109,505.27/164,232.79 = 30,625.07/x
  3. Step 3: Cross multiply
    109,505.27x = 164,232.79 × 30,625.07
  4. Step 4: Simplify right side
    109,505.27x = 5,029,639,792.32
  5. Step 5: Solve for x
    x = 5,029,639,792.32/109,505.27
  6. Step 6: Final answer
    x = 45,930.58

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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.