Home / 164,658.68-227,229.20-89,207.18

Finding the Fourth Proportional to 164,658.68, 227,229.20 and 89,207.18

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Solution

The fourth proportional to 164,658.68, 227,229.20 and 89,207.18 is: 123,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,658.68 : 227,229.20 = 89,207.18 : x
  2. Step 2: Convert to fraction form
    164,658.68/227,229.20 = 89,207.18/x
  3. Step 3: Cross multiply
    164,658.68x = 227,229.20 × 89,207.18
  4. Step 4: Simplify right side
    164,658.68x = 20,270,476,145.66
  5. Step 5: Solve for x
    x = 20,270,476,145.66/164,658.68
  6. Step 6: Final answer
    x = 123,106.03

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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.