Home / 127,209.20-190,901.27-44,103.20

Finding the Fourth Proportional to 127,209.20, 190,901.27 and 44,103.20

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Solution

The fourth proportional to 127,209.20, 190,901.27 and 44,103.20 is: 66,185.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,209.20 : 190,901.27 = 44,103.20 : x
  2. Step 2: Convert to fraction form
    127,209.20/190,901.27 = 44,103.20/x
  3. Step 3: Cross multiply
    127,209.20x = 190,901.27 × 44,103.20
  4. Step 4: Simplify right side
    127,209.20x = 8,419,355,716.04
  5. Step 5: Solve for x
    x = 8,419,355,716.04/127,209.20
  6. Step 6: Final answer
    x = 66,185.12

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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.