Home / 127,675.22-191,512.62-127,490.54

Finding the Fourth Proportional to 127,675.22, 191,512.62 and 127,490.54

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Solution

The fourth proportional to 127,675.22, 191,512.62 and 127,490.54 is: 191,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,675.22 : 191,512.62 = 127,490.54 : x
  2. Step 2: Convert to fraction form
    127,675.22/191,512.62 = 127,490.54/x
  3. Step 3: Cross multiply
    127,675.22x = 191,512.62 × 127,490.54
  4. Step 4: Simplify right side
    127,675.22x = 24,416,046,383.05
  5. Step 5: Solve for x
    x = 24,416,046,383.05/127,675.22
  6. Step 6: Final answer
    x = 191,235.60

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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.