Home / 167,558.15-251,516.28-67,783.56

Finding the Fourth Proportional to 167,558.15, 251,516.28 and 67,783.56

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Solution

The fourth proportional to 167,558.15, 251,516.28 and 67,783.56 is: 101,747.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,558.15 : 251,516.28 = 67,783.56 : x
  2. Step 2: Convert to fraction form
    167,558.15/251,516.28 = 67,783.56/x
  3. Step 3: Cross multiply
    167,558.15x = 251,516.28 × 67,783.56
  4. Step 4: Simplify right side
    167,558.15x = 17,048,668,856.36
  5. Step 5: Solve for x
    x = 17,048,668,856.36/167,558.15
  6. Step 6: Final answer
    x = 101,747.78

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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.