Home / 164,853.23-227,498.90-89,401.73

Finding the Fourth Proportional to 164,853.23, 227,498.90 and 89,401.73

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Solution

The fourth proportional to 164,853.23, 227,498.90 and 89,401.73 is: 123,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,853.23 : 227,498.90 = 89,401.73 : x
  2. Step 2: Convert to fraction form
    164,853.23/227,498.90 = 89,401.73/x
  3. Step 3: Cross multiply
    164,853.23x = 227,498.90 × 89,401.73
  4. Step 4: Simplify right side
    164,853.23x = 20,338,793,648.59
  5. Step 5: Solve for x
    x = 20,338,793,648.59/164,853.23
  6. Step 6: Final answer
    x = 123,375.16

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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.