Home / 107,324.11-160,609.51-86,212.27

Finding the Fourth Proportional to 107,324.11, 160,609.51 and 86,212.27

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Solution

The fourth proportional to 107,324.11, 160,609.51 and 86,212.27 is: 129,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,324.11 : 160,609.51 = 86,212.27 : x
  2. Step 2: Convert to fraction form
    107,324.11/160,609.51 = 86,212.27/x
  3. Step 3: Cross multiply
    107,324.11x = 160,609.51 × 86,212.27
  4. Step 4: Simplify right side
    107,324.11x = 13,846,510,440.69
  5. Step 5: Solve for x
    x = 13,846,510,440.69/107,324.11
  6. Step 6: Final answer
    x = 129,015.84

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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.