Home / 127,236.42-190,907.46-64,022.80

Finding the Fourth Proportional to 127,236.42, 190,907.46 and 64,022.80

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Solution

The fourth proportional to 127,236.42, 190,907.46 and 64,022.80 is: 96,060.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,236.42 : 190,907.46 = 64,022.80 : x
  2. Step 2: Convert to fraction form
    127,236.42/190,907.46 = 64,022.80/x
  3. Step 3: Cross multiply
    127,236.42x = 190,907.46 × 64,022.80
  4. Step 4: Simplify right side
    127,236.42x = 12,222,430,130.09
  5. Step 5: Solve for x
    x = 12,222,430,130.09/127,236.42
  6. Step 6: Final answer
    x = 96,060.78

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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.