Home / 127,427.58-175,850.18-70,067.86

Finding the Fourth Proportional to 127,427.58, 175,850.18 and 70,067.86

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Solution

The fourth proportional to 127,427.58, 175,850.18 and 70,067.86 is: 96,693.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,427.58 : 175,850.18 = 70,067.86 : x
  2. Step 2: Convert to fraction form
    127,427.58/175,850.18 = 70,067.86/x
  3. Step 3: Cross multiply
    127,427.58x = 175,850.18 × 70,067.86
  4. Step 4: Simplify right side
    127,427.58x = 12,321,445,793.21
  5. Step 5: Solve for x
    x = 12,321,445,793.21/127,427.58
  6. Step 6: Final answer
    x = 96,693.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.