Home / 167,579.69-231,246.18-98,658.20

Finding the Fourth Proportional to 167,579.69, 231,246.18 and 98,658.20

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Solution

The fourth proportional to 167,579.69, 231,246.18 and 98,658.20 is: 136,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,579.69 : 231,246.18 = 98,658.20 : x
  2. Step 2: Convert to fraction form
    167,579.69/231,246.18 = 98,658.20/x
  3. Step 3: Cross multiply
    167,579.69x = 231,246.18 × 98,658.20
  4. Step 4: Simplify right side
    167,579.69x = 22,814,332,453.79
  5. Step 5: Solve for x
    x = 22,814,332,453.79/167,579.69
  6. Step 6: Final answer
    x = 136,140.20

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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.