Home / 167,477.79-231,027.07-106,111.71

Finding the Fourth Proportional to 167,477.79, 231,027.07 and 106,111.71

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Solution

The fourth proportional to 167,477.79, 231,027.07 and 106,111.71 is: 146,375.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,477.79 : 231,027.07 = 106,111.71 : x
  2. Step 2: Convert to fraction form
    167,477.79/231,027.07 = 106,111.71/x
  3. Step 3: Cross multiply
    167,477.79x = 231,027.07 × 106,111.71
  4. Step 4: Simplify right side
    167,477.79x = 24,514,677,453.99
  5. Step 5: Solve for x
    x = 24,514,677,453.99/167,477.79
  6. Step 6: Final answer
    x = 146,375.69

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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.