Home / 167,421.73-251,023.55-60,785.64

Finding the Fourth Proportional to 167,421.73, 251,023.55 and 60,785.64

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Solution

The fourth proportional to 167,421.73, 251,023.55 and 60,785.64 is: 91,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,421.73 : 251,023.55 = 60,785.64 : x
  2. Step 2: Convert to fraction form
    167,421.73/251,023.55 = 60,785.64/x
  3. Step 3: Cross multiply
    167,421.73x = 251,023.55 × 60,785.64
  4. Step 4: Simplify right side
    167,421.73x = 15,258,627,141.82
  5. Step 5: Solve for x
    x = 15,258,627,141.82/167,421.73
  6. Step 6: Final answer
    x = 91,138.87

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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.