Home / 127,147.86-190,847.34-95,447.70

Finding the Fourth Proportional to 127,147.86, 190,847.34 and 95,447.70

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Solution

The fourth proportional to 127,147.86, 190,847.34 and 95,447.70 is: 143,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,147.86 : 190,847.34 = 95,447.70 : x
  2. Step 2: Convert to fraction form
    127,147.86/190,847.34 = 95,447.70/x
  3. Step 3: Cross multiply
    127,147.86x = 190,847.34 × 95,447.70
  4. Step 4: Simplify right side
    127,147.86x = 18,215,939,654.12
  5. Step 5: Solve for x
    x = 18,215,939,654.12/127,147.86
  6. Step 6: Final answer
    x = 143,265.80

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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.