Home / 127,272.66-190,909.45-43,033.52

Finding the Fourth Proportional to 127,272.66, 190,909.45 and 43,033.52

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Solution

The fourth proportional to 127,272.66, 190,909.45 and 43,033.52 is: 64,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,272.66 : 190,909.45 = 43,033.52 : x
  2. Step 2: Convert to fraction form
    127,272.66/190,909.45 = 43,033.52/x
  3. Step 3: Cross multiply
    127,272.66x = 190,909.45 × 43,033.52
  4. Step 4: Simplify right side
    127,272.66x = 8,215,505,634.76
  5. Step 5: Solve for x
    x = 8,215,505,634.76/127,272.66
  6. Step 6: Final answer
    x = 64,550.44

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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.