Home / 166,006.29-229,088.21-90,554.25

Finding the Fourth Proportional to 166,006.29, 229,088.21 and 90,554.25

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Solution

The fourth proportional to 166,006.29, 229,088.21 and 90,554.25 is: 124,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,006.29 : 229,088.21 = 90,554.25 : x
  2. Step 2: Convert to fraction form
    166,006.29/229,088.21 = 90,554.25/x
  3. Step 3: Cross multiply
    166,006.29x = 229,088.21 × 90,554.25
  4. Step 4: Simplify right side
    166,006.29x = 20,744,910,587.62
  5. Step 5: Solve for x
    x = 20,744,910,587.62/166,006.29
  6. Step 6: Final answer
    x = 124,964.61

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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.