Home / 167,919.50-251,977.66-120,483.47

Finding the Fourth Proportional to 167,919.50, 251,977.66 and 120,483.47

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Solution

The fourth proportional to 167,919.50, 251,977.66 and 120,483.47 is: 180,795.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,919.50 : 251,977.66 = 120,483.47 : x
  2. Step 2: Convert to fraction form
    167,919.50/251,977.66 = 120,483.47/x
  3. Step 3: Cross multiply
    167,919.50x = 251,977.66 × 120,483.47
  4. Step 4: Simplify right side
    167,919.50x = 30,359,142,209.34
  5. Step 5: Solve for x
    x = 30,359,142,209.34/167,919.50
  6. Step 6: Final answer
    x = 180,795.81

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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.