Home / 135,924.30-203,886.45-127,176.30

Finding the Fourth Proportional to 135,924.30, 203,886.45 and 127,176.30

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Solution

The fourth proportional to 135,924.30, 203,886.45 and 127,176.30 is: 190,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,924.30 : 203,886.45 = 127,176.30 : x
  2. Step 2: Convert to fraction form
    135,924.30/203,886.45 = 127,176.30/x
  3. Step 3: Cross multiply
    135,924.30x = 203,886.45 × 127,176.30
  4. Step 4: Simplify right side
    135,924.30x = 25,929,524,331.14
  5. Step 5: Solve for x
    x = 25,929,524,331.14/135,924.30
  6. Step 6: Final answer
    x = 190,764.45

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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.